TIE/Communications, Inc.

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

  • No Technology to Display

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

  • No Recent Patents to Display

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5081329 Key assembly, switch assembly and method of making sameExpiredSep 13, 90Jan 14, 92[H01H]
D307418 Telephone baseExpiredJun 15, 88Apr 24, 90[]
4894860 Trunk interface circuitry for telephone systemsExpiredJun 07, 88Jan 16, 90[H04M]
D299458 Telephone setExpiredOct 14, 87Jan 17, 89[]
D299459 Telephone setExpiredOct 14, 87Jan 17, 89[]
D299460 Telephone setExpiredOct 14, 87Jan 17, 89[]
4773068 Dual channel transmission method and apparatus with inherent channel identification and extractionExpiredApr 03, 84Sep 20, 88[H04J]
D296892 Telephone setExpiredApr 16, 86Jul 26, 88[]
D296894 Telephone station setExpiredMay 01, 85Jul 26, 88[]
4757521 Synchronization method and apparatus for a telephone switching systemExpiredMay 17, 84Jul 12, 88[H04L, H04J]
D296438 Telephone setExpiredFeb 14, 85Jun 28, 88[]
D295513 Telephone setExpiredApr 13, 84May 03, 88[]
D295407 Telephone setExpiredMar 18, 86Apr 26, 88[]
4740955 Communications system having voice and digital data capability and employing a plurality of voice and data buses in main service unit and serial packetized transmission to and from telephonesExpiredOct 29, 86Apr 26, 88[H04Q]
D295405 Telephone setExpiredJun 04, 84Apr 26, 88[]
D295040 Telephone station setExpiredMar 29, 85Apr 05, 88[]
D294940 Telephone setExpiredAug 16, 85Mar 29, 88[]
D293905 Telephone base with combinative keyboard, display panel, speakerphone, and handset thereforExpiredFeb 14, 85Jan 26, 88[]
4715062 Speakerphone control circuit having low gain states and method for controlling gain of speakerphoneExpiredMar 22, 85Dec 22, 87[H04M]
D293088 TransmitterExpiredApr 13, 84Dec 08, 87[]

View all patents..

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.