IP Library › Granted Patent US 6,601,662
Granted Patent Utility
US 6,601,662 · Confirmation No. 8265

POLYCRYSTALLINE DIAMOND CUTTERS WITH WORKING SURFACES HAVING VARIED WEAR RESISTANCE WHILE MAINTAINING IMPACT STRENGTH

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2012-06-15 SOL.NTC.SUIT Report on the filing or determination of an action regarding a patent 2 View
2008-08-21 SOL.NTC.SUIT Report on the filing or determination of an action regarding a patent 2 View
2002-01-07 TRNA Transmittal of New Application 4 View
2002-01-07 DRW Drawings-only black and white line drawings 9 View
2002-01-07 OATH Oath or Declaration filed 3 View
2002-01-07 LET. Miscellaneous Incoming Letter 1 View
2001-09-06 TRNA Transmittal of New Application 3 View
2001-09-06 SPEC Specification 30 View
2001-09-06 CLM Claims 7 View
2001-09-06 ABST Abstract 1 View
2001-09-06 DRW Drawings-only black and white line drawings 10 View
2001-09-06 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,601,662
App. No.
09/947,678
Filed
2001-09-06
Granted
2003-08-05
Pub. No.
US20020074168A1
Examiner
TSAY, FRANK
Art Unit
3672
PTA
-77 days