IP Library › Granted Patent US 6,778,641
Granted Patent Utility
US 6,778,641 · Confirmation No. 5457

TELEPHONE INDEPENDENT PROVISION OF SPEECH RECOGNITION DURING DIAL TONE AND SUBSEQUENT CALL PROGRESS STATES

Inventor: Paul A. Erb
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2015-07-16 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2015-07-16 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2004-06-07 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-09-13 TRNA Transmittal of New Application 2 View
2001-09-13 ADS Application Data Sheet 1 View
2001-09-13 SPEC Specification 8 View
2001-09-13 CLM Claims 2 View
2001-09-13 ABST Abstract 1 View
2001-09-13 DRW Drawings-only black and white line drawings 1 View
2001-09-13 OATH Oath or Declaration filed 2 View
2001-09-13 LET. Miscellaneous Incoming Letter 2 View
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Quick Facts
Patent No.
US 6,778,641
App. No.
09/952,795
Filed
2001-09-13
Granted
2004-08-17
Pub. No.
US20020051523A1
Art Unit
2645
PTA
-33 days