IP Library › Granted Patent US 6,813,226
Granted Patent Utility
US 6,813,226 · Confirmation No. 2521

CALIBRATION OF A FOCUS SUM THRESHOLD IN A FOCUS SERVO SYSTEM

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2012-03-02 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-03-02 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-02-23 PA.. Power of Attorney 1 View
2012-02-23 N417 Electronic Filing System Acknowledgment Receipt 2 View
2012-02-23 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2004-09-23 IFEE Issue Fee Payment (PTO-85B) 3 View
2002-01-07 TRNA Transmittal of New Application 2 View
2002-01-07 DRW Drawings-only black and white line drawings 68 View
2001-09-10 TRNA Transmittal of New Application 1 View
2001-09-10 SPEC Specification 107 View
2001-09-10 CLM Claims 2 View
2001-09-10 ABST Abstract 1 View
2001-09-10 DRW Drawings-only black and white line drawings 49 View
2001-09-10 OATH Oath or Declaration filed 2 View
2001-09-10 LET. Miscellaneous Incoming Letter 3 View
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Quick Facts
Patent No.
US 6,813,226
App. No.
09/950,367
Filed
2001-09-10
Granted
2004-11-02
Pub. No.
US20020131339A1
Art Unit
2653
PTA
0 days