Network Access Corporation
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- May 16, 1995 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 763 Total Citation Count
- May 22, 1986 Earliest Filing
- 7 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
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Recent Publications
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Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5416780 Telecommunications system and protocol for avoiding message collisions on a multiplexed communications linkExpiredApr 16, 92May 16, 95[H04J]
5233643 Method and system network for providing an area with limited bandwidth bi-direction burst personnel telecommunicationsExpiredOct 08, 91Aug 03, 93[H04J]
5086461 Apparatus and method for providing existing 1ESS and 1AESS telephone switching equipment with the capability of using the SS7 protocolExpiredJan 23, 90Feb 04, 92[H04M]
4903263 Apparatus and method for providing existing telephone switching equipment with integrated services digital network capabilityExpiredOct 03, 88Feb 20, 90[H04Q, H04J]
4853955 Apparatus and method for providing existing telephone switching equipment with the capability of using the SS7 protocolExpiredApr 27, 88Aug 01, 89[H04M]
4782519 Method and apparatus for enhancing the operating capabilities of a telephone switching systemExpiredMay 22, 86Nov 01, 88[H04Q]
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