IP Library › Granted Patent US 6,670,837
Granted Patent Utility Small
US 6,670,837 · Confirmation No. 6846

TIME DOMAIN REFLECTOMETER WITH DIGITALLY GENERATED VARIABLE WIDTH PULSE OUTPUT

Inventor: Thomas W. Durston
Patented Case View Patent ↗ View Publication ↗
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2019-06-18 SES.REQ.ELC Assertion of entitlement to small entity status via Patent Application Information Retrieval(PAIR) 1 View
2019-04-15 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-04-15 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-04-10 PA.. Power of Attorney 2 View
2019-04-10 C.AD Change of Address 2 View
2019-04-10 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2019-04-10 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-10-27 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-10-27 LET. Miscellaneous Incoming Letter 2 View
2003-10-27 C.AD Change of Address 1 View
2001-09-26 TRNA Transmittal of New Application 2 View
2001-09-26 SPEC Specification 15 View
2001-09-26 CLM Claims 7 View
2001-09-26 ABST Abstract 1 View
2001-09-26 DRW Drawings-only black and white line drawings 2 View
2001-09-26 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US 6,670,837
App. No.
09/967,686
Filed
2001-09-26
Granted
2003-12-30
Pub. No.
US20030058015A1
Art Unit
2816
PTA
-32 days