BRITISH COLUMBIA TELEPHONE COMPANY, 3777 KINGSWAY, IN THE MUNICIPALITY OF BURNABY, PROVINCE OF BRITISH COLUMBIA, V5H 3Z7, CANADA

Organization

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Security device
- Patent number 4,935,725
- Issue date Jun 19, 1990
- British Columbia Telephone Co.
- Peter Turnau
- G08 - SIGNALLING
Information Patent Grant
Telephone jack apparatus
- Patent number 4,921,446
- Issue date May 1, 1990
- British Columbia Telephone Company
- Lauralee DePatie
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Full-fluxed, single-ended DC converter
- Patent number 4,809,148
- Issue date Feb 28, 1989
- British Columbia Telephone Company
- Belwinder S. Barn
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Asynchronous signaling system for digital communication channel
- Patent number 4,683,567
- Issue date Jul 28, 1987
- British Columbia Telephone Company
- Michael J. Green
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Asynchronous signaling for digital communication channel
- Patent number 4,674,087
- Issue date Jun 16, 1987
- British Columbia Telephone Company
- Michael J. Green
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Constant envelope offset QPSK modulator
- Patent number 4,613,976
- Issue date Sep 23, 1986
- British Columbia Telephone Company
- Ake Sewerinson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for frequency channel selection in a radiotele...
- Patent number 4,166,927
- Issue date Sep 4, 1979
- British Columbia Telephone Company
- Roy T. Hamaoki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
74372034 - BCTEL EDUCATION
- Serial number 74372034
- Registration number 1850439
- Filing date Mar 25, 1993
- British Columbia Telephone Company
- 41 - Education
Information Trademark
74117737 - E EDUCATION DEVELOPMENT CENTRE
- Serial number 74117737
- Filing date Nov 26, 1990
- British Columbia Telephone Company
- 41 - Education

BRITISH COLUMBIA TELEPHONE COMPANY, 3777 KINGSWAY, IN THE MUNICIPALITY OF BURNABY, PROVINCE OF BRITISH COLUMBIA, V5H 3Z7, CANADA

Organization

Patents Grantslast 30 patents

Security device

Telephone jack apparatus

Full-fluxed, single-ended DC converter

Asynchronous signaling system for digital communication channel

Asynchronous signaling for digital communication channel

Constant envelope offset QPSK modulator

Apparatus and method for frequency channel selection in a radiotele...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

74372034 - BCTEL EDUCATION

74117737 - E EDUCATION DEVELOPMENT CENTRE