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Drum Workshop, Inc.

Also on record
Records under this name other than the patents Drum Workshop, Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned. None of them is counted in the 52 patents it holds.

Back to Drum Workshop, Inc.

PatentTitleStatus Expires Confidence
US 7,468,480Dual Drum Support and Positioning
now held by Gon Bops Inc.
In force
 · High confidence
In forceHigh confidence
US 7,399,916Percussion Cow-Bell Holder Apparatus
now held by Gon Bops Inc.
In force
 · High confidence
In forceHigh confidence
US 8,237,039Adjustable Wing Nut-Less Cymbal Mount
In force
 · High confidence
In forceHigh confidence
US 7,348,478Tambourine Connection to Support Structure
now held by Gon Bops Inc.
Term ended
Term ended Oct 26, 2026 · High confidence
Term endedTerm ended Oct 26, 2026High confidence
US 7,351,902Cymbals Remote Actuation Detachment Means
Term ended
Term ended Sep 28, 2026 · High confidence
Term endedTerm ended Sep 28, 2026High confidence
US 7,385,126Drum Support Pads
now held by Gon Bops Inc.
Term ended
Term ended Sep 15, 2026 · High confidence
Term endedTerm ended Sep 15, 2026High confidence
US 7,365,258Sound Box with External and Internal Impact Surfaces
now held by Gon Bops Inc.
Term ended
Term ended Aug 2, 2026 · High confidence
Term endedTerm ended Aug 2, 2026High confidence
US 7,348,479Drum Beating Practice Assembly
Term ended
Term ended May 14, 2026 · High confidence
Term endedTerm ended May 14, 2026High confidence
US 7,410,136Percussion Instrument Clamping Support
now held by Gon Bops Inc.
Term ended
Term ended Dec 13, 2025 · High confidence
Term endedTerm ended Dec 13, 2025High confidence
US 7,395,994Quick Release Percussion Instrument Arm Adapter
Term ended
Term ended Nov 17, 2025 · High confidence
Term endedTerm ended Nov 17, 2025High confidence
10 of 63 records shown.
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Pro members: see all 63 records
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