IP Library › Granted Patent US 6,753,776
Granted Patent Utility
US 6,753,776 · Confirmation No. 7834

PRESENCE SENSING SYSTEM AND METHOD

Inventor: John Drinkard
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2013-09-27 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2012-01-31 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-01-31 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-01-23 PA.. Power of Attorney 1 View
2012-01-23 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2012-01-23 C.AD Change of Address 2 View
2012-01-23 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-11-20 IFEE Issue Fee Payment (PTO-85B) 3 View
2003-11-20 CTMS Miscellaneous Action with shortened statutory period (SSP) 1 View
2001-08-21 TRNA Transmittal of New Application 3 View
2001-08-21 SPEC Specification 11 View
2001-08-21 CLM Claims 8 View
2001-08-21 ABST Abstract 1 View
2001-08-21 DRW Drawings-only black and white line drawings 5 View
2001-08-21 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US 6,753,776
App. No.
09/934,352
Filed
2001-08-21
Granted
2004-06-22
Pub. No.
US20020041231A1
Art Unit
2632
PTA
-6 days