TDX SYSTEMS, INC.

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MCLEAN, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Telephone communications control system having a plurality of remot...
- Patent number 4,160,129
- Issue date Jul 3, 1979
- TDX Systems, Inc.
- Alan Peyser
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telecommunications call back system
- Patent number 4,139,739
- Issue date Feb 13, 1979
- TDX Systems, Inc.
- William von Meister
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
73361845 - TELEMAX
- Serial number 73361845
- Filing date Apr 27, 1982
- TDX Systems, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73361844 - TELEMAX
- Serial number 73361844
- Registration number 1227814
- Filing date Apr 27, 1982
- TDX Systems, Inc.
- 38 - Telecommunications
Information Trademark
73336830 - AUDITCALL
- Serial number 73336830
- Registration number 1225296
- Filing date Nov 12, 1981
- TDX Systems, Inc.
- 35 - Advertising
Information Trademark
73240983 - FLEXNET
- Serial number 73240983
- Registration number 1205722
- Filing date Nov 30, 1979
- TDX Systems, Inc.
- 38 - Telecommunications
Information Trademark
73232715 - ECONO-CALL
- Serial number 73232715
- Registration number 1167680
- Filing date Sep 25, 1979
- TDX Systems, Inc.
- 38 - Telecommunications
Information Trademark
73070640 - TDX
- Serial number 73070640
- Registration number 1052615
- Filing date Dec 2, 1975
- TDX SYSTEMS, INC.
- 38 - Telecommunications
Information Trademark
73069734 - TDX
- Serial number 73069734
- Registration number 1052614
- Filing date Nov 20, 1975
- TDX SYSTEMS, INC.
- 38 - Telecommunications