IP Library › Granted Patent US 6,522,179
Granted Patent Utility
US 6,522,179 · Confirmation No. 4923

DIFFERENTIAL LINE DRIVER CIRCUIT

Inventor: Thomas Ferianz
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2019-09-19 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-09-19 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-09-13 C.AD Change of Address 2 View
2019-09-13 N417 Electronic Filing System Acknowledgment Receipt 2 View
2019-09-13 PA.. Power of Attorney 3 View
2019-09-13 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2019-09-13 MFEE.C.AD Maintenance Fee Address Change 2 View
2001-09-14 TRNA Transmittal of New Application 2 View
2001-09-14 SPEC Specification 13 View
2001-09-14 CLM Claims 4 View
2001-09-14 ABST Abstract 1 View
2001-09-14 DRW Drawings-only black and white line drawings 2 View
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Quick Facts
Patent No.
US 6,522,179
App. No.
09/953,339
Filed
2001-09-14
Granted
2003-02-18
Pub. No.
US20020070770A1
Art Unit
2816
PTA
-76 days