IP Library › Granted Patent US 6,481,511
Granted Patent Utility
US 6,481,511 · Confirmation No. 4177

ROTARY DRILL BIT

Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2001-09-06 TRNA Transmittal of New Application 8 View
2001-09-06 ADS Application Data Sheet 2 View
2001-09-06 SPEC Specification 6 View
2001-09-06 CLM Claims 2 View
2001-09-06 ABST Abstract 2 View
2001-09-06 DRW Drawings-only black and white line drawings 2 View
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Quick Facts
Patent No.
US 6,481,511
App. No.
09/682,471
Filed
2001-09-06
Granted
2002-11-19
Pub. No.
US20020033282A1
Art Unit
3672
PTA
-36 days