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Throw-off device
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Patent number 11,600,250
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Issue date Mar 7, 2023
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Drum Workshop, Inc.
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Rich Sikra
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Multipiece drum lug
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Patent number 11,328,698
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Issue date May 10, 2022
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Drum Workshop, Inc.
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Rich Sikra
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Drum with self-aligning snare
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Patent number 10,984,767
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Issue date Apr 20, 2021
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Drum Workshop, Inc.
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Ruben Steinhauser
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Mini hi-hat pedal system
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Patent number 10,943,571
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Issue date Mar 9, 2021
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Drum Workshop, Inc.
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Richard A. Sikra
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Percussion pedal system
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Patent number 10,867,589
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Issue date Dec 15, 2020
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Drum Workshop, Inc.
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Richard A. Sikra
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Nut devices for instrument stand
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Patent number 10,737,369
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Issue date Aug 11, 2020
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Drum Workshop, Inc.
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Ruben Steinhauser
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Transportable drum kit
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Patent number 10,699,681
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Issue date Jun 30, 2020
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Drum Workshop, Inc.
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Richard A. Sikra
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Percussion pedal assembly
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Patent number 10,152,955
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Issue date Dec 11, 2018
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Drum Workshop, Inc.
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Richard A. Sikra
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Precision drum hoop devices and methods
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Patent number 9,972,292
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Issue date May 15, 2018
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Drum Workshop, Inc.
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John J. Good
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Instrument Mounting Assembly
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Patent number 9,966,050
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Issue date May 8, 2018
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Drum Workshop, Inc.
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Andrzej J Krol
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Hi-hat pedal assembly
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Patent number 9,640,154
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Issue date May 2, 2017
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Drum Workshop, Inc.
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Richard A. Sikra
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Adjustable cajón instrument
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Patent number 9,570,053
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Issue date Feb 14, 2017
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Drum Workshop, Inc.
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Andrzej J Krol
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Snare cajón instrument
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Patent number 9,466,273
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Issue date Oct 11, 2016
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Drum Workshop, Inc.
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Andrzej J Krol
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Precision true hoop for drum
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Patent number 9,390,692
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Issue date Jul 12, 2016
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Drum Workshop, Inc.
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John J. Good
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Detachable shaker
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Patent number 9,361,867
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Issue date Jun 7, 2016
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Drum Workshop, Inc.
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Victor Filonovich
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Channeled shaker
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Patent number 9,343,050
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Issue date May 17, 2016
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Drum Workshop, Inc.
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Jeff Sallee
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Eyebolt bracket assembly
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Patent number 9,257,109
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Issue date Feb 9, 2016
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Drum Workshop, Inc.
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Andrzej J Krol
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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THROW-OFF DEVICE
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Publication number 20210217391
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Publication date Jul 15, 2021
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Drum Workshop, Inc.
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Rich Sikra
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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MULTIPIECE DRUM LUG
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Publication number 20210217390
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Publication date Jul 15, 2021
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Drum Workshop, Inc.
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Rich Sikra
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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TRANSPORTABLE DRUM KIT
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Publication number 20190228747
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Publication date Jul 25, 2019
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Drum Workshop, Inc.
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Richard A. Sikra
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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NUT DEVICES FOR INSTRUMENT STAND
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Publication number 20180200869
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Publication date Jul 19, 2018
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Drum Workshop, Inc.
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RUBEN STEINHAUSER
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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DRUM WITH SELF-ALIGNING SNARE
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Publication number 20180204550
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Publication date Jul 19, 2018
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Drum Workshop, Inc.
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RUBEN STEINHAUSER
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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MINI HI-HAT PEDAL SYSTEM
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Publication number 20180204551
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Publication date Jul 19, 2018
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Drum Workshop, Inc.
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Richard A. Sikra
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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PERCUSSION PEDAL ASSEMBLY
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Publication number 20170236503
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Publication date Aug 17, 2017
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Drum Workshop, Inc.
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Richard A. Sikra
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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PRECISION DRUM HOOP DEVICES AND METHODS
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Publication number 20160322036
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Publication date Nov 3, 2016
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Drum Workshop, Inc.
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John J. Good
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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HI-HAT PEDAL ASSEMBLY
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Publication number 20160210946
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Publication date Jul 21, 2016
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Drum Workshop, Inc.
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Richard A. Sikra
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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ADJUSTABLE CAJÓN INSTRUMENT
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Publication number 20150325221
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Publication date Nov 12, 2015
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Drum Workshop, Inc.
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Andrzej J. Krol
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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98245871 - LATIN PERCUSSION
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Serial number 98245871
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Registration number 7388169
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Filing date Oct 30, 2023
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Drum Workshop, Inc.
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15 - Musical instruments
-
98188174 - DW. ELECTRIFIED.
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Serial number 98188174
-
Filing date Sep 20, 2023
-
Drum Workshop, Inc.
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
97900777 - STUDIO KING
-
Serial number 97900777
-
Filing date Apr 21, 2023
-
SLINGERLAND HOLDINGS LLC
-
15 - Musical instruments
-
97900770 - SLINGERLAND
-
Serial number 97900770
-
Filing date Apr 21, 2023
-
SLINGERLAND HOLDINGS LLC
-
15 - Musical instruments
-
97900776 - RADIO KING
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Serial number 97900776
-
Filing date Apr 21, 2023
-
SLINGERLAND HOLDINGS LLC
-
15 - Musical instruments
-
97576957 - E33
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Serial number 97576957
-
Registration number 7348447
-
Filing date Sep 2, 2022
-
Drum Workshop, Inc.
-
15 - Musical instruments
-
97576949 - E33
-
Serial number 97576949
-
Registration number 7348446
-
Filing date Sep 2, 2022
-
Drum Workshop, Inc.
-
15 - Musical instruments
-
97570800
-
Serial number 97570800
-
Registration number 7361511
-
Filing date Aug 30, 2022
-
Drum Workshop, Inc.
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
97570797 - DRUM LINK
-
Serial number 97570797
-
Filing date Aug 30, 2022
-
Drum Workshop, Inc.
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
97417605 - DW SOUNDWORKS
-
Serial number 97417605
-
Filing date May 18, 2022
-
Drum Workshop, Inc.
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
97417606 - DW SOUNDWORKS
-
Serial number 97417606
-
Filing date May 18, 2022
-
Drum Workshop, Inc.
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
97255061 - PURE BIRCH
-
Serial number 97255061
-
Registration number 6986234
-
Filing date Feb 6, 2022
-
Drum Workshop, Inc.
-
15 - Musical instruments
-
97215642 - PURE MAPLE
-
Serial number 97215642
-
Registration number 6984155
-
Filing date Jan 12, 2022
-
Drum Workshop, Inc.
-
15 - Musical instruments
-
97215625 - PURE OAK
-
Serial number 97215625
-
Registration number 6984153
-
Filing date Jan 12, 2022
-
Drum Workshop, Inc.
-
15 - Musical instruments
-
97215635 - PURE CHERRY
-
Serial number 97215635
-
Registration number 6984154
-
Filing date Jan 12, 2022
-
Drum Workshop, Inc.
-
15 - Musical instruments
-
90853985 - PD PERFECT DRUMS
-
Serial number 90853985
-
Filing date Jul 28, 2021
-
Drum Workshop, Inc.
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
90853990 - AI
-
Serial number 90853990
-
Filing date Jul 28, 2021
-
Drum Workshop, Inc.
-
15 - Musical instruments
-
90853986 - PD2 PERFECT DRUMS
-
Serial number 90853986
-
Filing date Jul 28, 2021
-
Drum Workshop, Inc.
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
-
90853995 - DRUMLINK
-
Serial number 90853995
-
Registration number 7381227
-
Filing date Jul 28, 2021
-
Drum Workshop, Inc.
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
-
90683554 - DWE
-
Serial number 90683554
-
Registration number 7381162
-
Filing date Apr 30, 2021
-
Drum Workshop, Inc.
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
-
90260500 - PERFECT DRUMS
-
Serial number 90260500
-
Filing date Oct 16, 2020
-
Drum Workshop, Inc.
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
90052361 - DESIGN SERIES
-
Serial number 90052361
-
Registration number 6276413
-
Filing date Jul 14, 2020
-
Drum Workshop, Inc.
-
15 - Musical instruments
-
-
-
87631090 - PDP
-
Serial number 87631090
-
Registration number 5634142
-
Filing date Oct 2, 2017
-
Drum Workshop, Inc.
-
15 - Musical instruments
-
87630537 - PDP
-
Serial number 87630537
-
Registration number 5464378
-
Filing date Oct 2, 2017
-
Drum Workshop, Inc.
-
15 - Musical instruments
-