IP Library › Granted Patent US 6,639,431
Granted Patent Utility
US 6,639,431 · Confirmation No. 4293

DIFFERENTIAL INPUT COMPARATOR

Inventor: Dale A. Potter
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2019-05-21 OATH Oath or Declaration filed 131 View
2003-08-25 IFEE Issue Fee Payment (PTO-85B) 2 View
2003-08-25 LET. Miscellaneous Incoming Letter 3 View
2003-08-25 DRW Drawings-only black and white line drawings 5 View
2002-03-29 TRNA Transmittal of New Application 3 View
2002-03-29 SPEC Specification 7 View
2002-03-29 CLM Claims 6 View
2002-03-29 ABST Abstract 1 View
2002-03-29 DRW Drawings-only black and white line drawings 5 View
2002-03-29 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,639,431
App. No.
10/112,370
Filed
2002-03-29
Granted
2003-10-28
Examiner
TRAN, TOAN V
Art Unit
2816
PTA
-14 days