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HAMMOND CORPORATION
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CHICAGO, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Modulated keyer supply sampling circuit
Patent number
4,141,270
Issue date
Feb 27, 1979
Hammond Corporation
Ray B. Schrecongost
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Electro-mechanical keyboard memory for an electronic musical instru...
Patent number
4,128,036
Issue date
Dec 5, 1978
Hammond Corporation
Donald R. Sauvey
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Floating eyelet inserting tool
Patent number
4,074,846
Issue date
Feb 21, 1978
Hammond Corporation
Alto Stoiber
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Digital touch responsive tempo generating device
Patent number
4,046,048
Issue date
Sep 6, 1977
Hammond Corporation
Angelo A. Bione
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Electronic musical instrument keyboard
Patent number
4,043,244
Issue date
Aug 23, 1977
Hammond Corporation
Ray B. Schrecongost
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Voltage controlled filter
Patent number
4,023,113
Issue date
May 10, 1977
Hammond Corporation
Robert G. Mathias
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Monophonic electronic musical instrument
Patent number
4,016,792
Issue date
Apr 12, 1977
Hammond Corporation
Ray B. Schrecongost
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
One key chording system for an electronic keyboard instrument
Patent number
4,000,674
Issue date
Jan 4, 1977
Hammond Corporation
Wilford Rayburn Schreier
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Delayed vibrato and burble circuit
Patent number
3,973,463
Issue date
Aug 10, 1976
Hammond Corporation
Wilford R. Schreier
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Plural mode envelope generator for voltage controlled amplifier
Patent number
3,971,284
Issue date
Jul 27, 1976
Hammond Corporation
Wilford R. Schreier
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Musical instrument rhythm programmer having provision for automatic...
Patent number
3,958,483
Issue date
May 25, 1976
Hammond Corporation
Alexander J. Borrevik
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73154900 - BRITE FOOT
Serial number
73154900
Registration number
1132678
Filing date
Jan 9, 1978
HAMMOND CORPORATION
15 - Musical instruments
Information
Trademark
73095843 - TOUCH TEMPO
Serial number
73095843
Registration number
1128975
Filing date
Aug 6, 1976
HAMMOND CORPORATION
15 - Musical instruments
Information
Trademark
73070005 - ACCUTRONICS
Serial number
73070005
Registration number
1080830
Filing date
Nov 24, 1975
HAMMOND CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73037641 - AUTO-VARI
Serial number
73037641
Registration number
1022028
Filing date
Nov 20, 1974
HAMMOND CORPORATION
15 - Musical instruments
Information
Trademark
73013123 - AURORA
Serial number
73013123
Registration number
1029317
Filing date
Feb 11, 1974
HAMMOND CORPORATION
15 - Musical instruments
Information
Trademark
72466675
Serial number
72466675
Registration number
992541
Filing date
Aug 27, 1973
HAMMOND CORPORATION
15 - Musical instruments
Information
Trademark
72466676 - THE SOUNDER
Serial number
72466676
Registration number
988944
Filing date
Aug 27, 1973
HAMMOND CORPORATION
15 - Musical instruments
Information
Trademark
72462452 - HAMMOND
Serial number
72462452
Registration number
1009339
Filing date
Jul 9, 1973
HAMMOND CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72452576 - SOUNDER
Serial number
72452576
Registration number
986924
Filing date
Mar 26, 1973
HAMMOND CORPORATION
15 - Musical instruments
Information
Trademark
72450649 - ARPEGGIATOR
Serial number
72450649
Registration number
1011913
Filing date
Mar 6, 1973
HAMMOND CORPORATION
15 - Musical instruments
Information
Trademark
72433475 - HAMMOND TOUCH
Serial number
72433475
Registration number
975037
Filing date
Aug 22, 1972
HAMMOND CORPORATION
16 - Paper, cardboard and goods made from these materials, not included in other classes
Information
Trademark
72421599 - MDD
Serial number
72421599
Registration number
972385
Filing date
Apr 17, 1972
HAMMOND CORPORATION
15 - Musical instruments
Information
Trademark
72381002 - H
Serial number
72381002
Registration number
945213
Filing date
Jan 14, 1971
HAMMOND CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72358567
Serial number
72358567
Registration number
938108
Filing date
May 1, 1970
HAMMOND CORPORATION
15 - Musical instruments
Information
Trademark
72353303 - AUTOCHORD
Serial number
72353303
Registration number
898761
Filing date
Mar 6, 1970
HAMMOND CORPORATION
15 - Musical instruments
Information
Trademark
72351120 - PIPER
Serial number
72351120
Registration number
938107
Filing date
Feb 11, 1970
HAMMOND CORPORATION
15 - Musical instruments
Information
Trademark
72349180 - H
Serial number
72349180
Registration number
928297
Filing date
Jan 21, 1970
HAMMOND CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72310893 - H
Serial number
72310893
Registration number
875675
Filing date
Oct 30, 1968
HAMMOND CORPORATION
25 - Clothing, footwear, headgear
Information
Trademark
72285735 - H
Serial number
72285735
Registration number
857499
Filing date
Nov 28, 1967
HAMMOND CORPORATION
15 - Musical instruments