IP Library › Granted Patent US 6,679,934
Granted Patent Utility
US 6,679,934 · Confirmation No. 4080

NITRIDED VALVE METALS AND PROCESSES FOR MAKING THE SAME

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2012-09-06 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-09-06 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-08-27 PA.. Power of Attorney 5 View
2012-08-27 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2012-08-27 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-10-22 IFEE Issue Fee Payment (PTO-85B) 3 View
2001-02-28 TRNA Transmittal of New Application 3 View
2001-02-28 SPEC Specification 23 View
2001-02-28 CLM Claims 2 View
2001-02-28 ABST Abstract 1 View
2001-02-28 DRW Drawings-only black and white line drawings 4 View
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Quick Facts
Patent No.
US 6,679,934
App. No.
09/795,947
Filed
2001-02-28
Granted
2004-01-20
Pub. No.
US20020088507A1
Art Unit
1742
PTA
-205 days