IP Library › Granted Patent US 6,656,811
Granted Patent Utility
US 6,656,811 · Confirmation No. 4770

CARBIDE EMITTER MASK ETCH STOP

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 Code Description Pages PDF
2017-03-23 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2017-03-23 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2017-03-07 PA.. Power of Attorney 2 View
2017-03-07 N417 Electronic Filing System Acknowledgment Receipt 2 View
2017-03-07 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2017-03-07 MFEE.C.AD Maintenance Fee Address Change 2 View
2003-09-15 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-12-21 TRNA Transmittal of New Application 2 View
2001-12-21 SPEC Specification 21 View
2001-12-21 CLM Claims 8 View
2001-12-21 ABST Abstract 1 View
2001-12-21 DRW Drawings-only black and white line drawings 12 View
2001-12-21 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,656,811
App. No.
10/036,763
Filed
2001-12-21
Granted
2003-12-02
Pub. No.
US20030119249A1
Examiner
PHAM, LONG
Art Unit
2814
PTA
-7 days