Hattey; David L.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hattey; David L..The latest application filed is for "method for tracking real time road conditions".

Company Profile

0.9.0

Hattey; David L. - Marshalltown IA
Hattey; David L. - Lynchburg VA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method for tracking real time road conditions Grant 5,982,325 - Thornton , et al. November 9, 1	1999-11-09
Single channel autonomous digitally trunked RF communications system Grant 5,408,680 - Hattey , et al. April 18, 1	1995-04-18
Processor-to-processor communications protocol for a public service trunking system Grant 5,206,863 - Nazarenko , et al. April 27, 1	1993-04-27
Processor-to-processor communications protocol for a public service trunking system Grant 5,128,930 - Nazarenko , et al. July 7, 1	1992-07-07
Dynamic regrouping in a trunked radio communications system Grant 5,117,501 - Childress , et al. May 26, 1	1992-05-26
Radio trunking fault detection system with power output monitoring and on-air monitoring Grant 5,086,506 - Hall , et al. February 4, 1	1992-02-04
Processor-to-processor communications protocol for a public service trunking system Grant 5,020,132 - Nazarenk , et al. May 28, 1	1991-05-28
Radio trunking fault detection system Grant 4,903,321 - Hall , et al. February 20, 1	1990-02-20
Processor-to-processor communications protocol for a public service trunking system Grant 4,835,731 - Nazarenko , et al. May 30, 1	1989-05-30

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