-
Double-head marker pen
-
Patent number 12,011,948
-
Issue date Jun 18, 2024
-
CHINA FIRST PENCIL CO., LTD.
-
Bingyang Zhang
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
-
Wicking nib device and system
-
Patent number 11,813,887
-
Issue date Nov 14, 2023
-
Crayola LLC
-
Craig Skinner
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
Tail plug and writing instrument
-
Patent number 11,752,796
-
Issue date Sep 12, 2023
-
Kuretake Co., Ltd.
-
Ichiro Nishitani
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
Wicking nib device and system
-
Patent number 11,472,219
-
Issue date Oct 18, 2022
-
Crayola LLC
-
Craig Skinner
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
-
Marker maker
-
Patent number 10,286,722
-
Issue date May 14, 2019
-
Crayola LLC
-
Robert J. Henry
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
-
Marker maker
-
Patent number 9,193,212
-
Issue date Nov 24, 2015
-
Crayola, LLC
-
Robert J. Henry
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
-
-
-
-
Fluid applicator instrument
-
Patent number 6,986,620
-
Issue date Jan 17, 2006
-
Ashraf Mahfouz Abbas
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
-
Applicator
-
Patent number 6,783,295
-
Issue date Aug 31, 2004
-
Sakura Color Products Corporation
-
Masahiro Yasunaga
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
Writing implement
-
Patent number 6,244,775
-
Issue date Jun 12, 2001
-
The Pilot Ink Co., Ltd.
-
Shigeru Oike
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
-
Felt-tip pen wth refilling means
-
Patent number 5,626,431
-
Issue date May 6, 1997
-
Esselte Meto International GmbH
-
Norbert Hetzer
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
-
Writing implement
-
Patent number 5,433,545
-
Issue date Jul 18, 1995
-
Merz & Krell GmbH & Co.
-
Georg Keil
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
-
Coloring pen assembly
-
Patent number 3,993,409
-
Issue date Nov 23, 1976
-
Una L. Hart
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
3863686
-
Patent number 3,863,686
-
Issue date Feb 4, 1975
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
3480371
-
Patent number 3,480,371
-
Issue date Nov 25, 1969
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
3195169
-
Patent number 3,195,169
-
Issue date Jul 20, 1965
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
3020578
-
Patent number 3,020,578
-
Issue date Feb 13, 1962
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
2889810
-
Patent number 2,889,810
-
Issue date Jun 9, 1959
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
2737927
-
Patent number 2,737,927
-
Issue date Mar 13, 1956
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
-
2708904
-
Patent number 2,708,904
-
Issue date May 24, 1955
-
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES