IP Library › Granted Patent US 6,758,639
Granted Patent Utility
US 6,758,639 · Confirmation No. 3198

BIT FOR CUTTING DRYWALL

Inventor: Carl W. Risen JR.
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2009-10-13 COCOUT Certificate of Correction - Post Issue Communication 1 View
2009-09-01 COCIN Request for Certificate of Correction 4 View
2009-09-01 N417 Electronic Filing System Acknowledgment Receipt 2 View
2004-06-01 LET. Miscellaneous Incoming Letter 1 View
2004-06-01 DRW Drawings-only black and white line drawings 2 View
2004-06-01 IFEE Issue Fee Payment (PTO-85B) 3 View
2002-02-07 TRNA Transmittal of New Application 2 View
2002-02-07 SPEC Specification 9 View
2002-02-07 CLM Claims 2 View
2002-02-07 ABST Abstract 1 View
2002-02-07 DRW Drawings-only black and white line drawings 1 View
2002-02-07 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,758,639
App. No.
10/072,322
Filed
2002-02-07
Granted
2004-07-06
Pub. No.
US20030147711A1
Art Unit
3722
PTA
-40 days