IP Library Patent Application 09931842
Patent Application Utility
App. No. 09/931,842 · Confirmation No. 4554

A METHOD AND APPARATUS FOR AUTHENTICATING A SIGNATURE

Inventor: Barclay J. Tullis
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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Code Description Pages PDF
2004-01-26 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-01-26 LET. Miscellaneous Incoming Letter 1 View
2004-01-26 DRW Drawings-only black and white line drawings 9 View
2001-08-16 TRNA Transmittal of New Application 1 View
2001-08-16 SPEC Specification 18 View
2001-08-16 CLM Claims 6 View
2001-08-16 ABST Abstract 1 View
2001-08-16 DRW Drawings-only black and white line drawings 5 View
2001-08-16 OATH Oath or Declaration filed 1 View
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Quick Facts
App. No.
09/931,842
Filed
2001-08-16
Granted
2004-03-09
Pub. No.
US20030034463A1
Art Unit
2878
PTA
-97 days