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For the Inventor, By the Inventor

Montreal, Canada

Northern Telcom Limited


USPTO Granted Patents = 1

Forward Citations = 4

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1 inventor (with patents filed for the assignee):

goldMedal Matthew R Holiday (1 out of 7 patents)


1 patent:

1. 6115457 - Marking and screening telephone calls (2000-09-05),
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USPTO Data Jan 1 1976 - Dec 23 2025

1 Patents

#588 in Montreal

#9,173 in Canada

...
Montreal, Canada

Northern Telcom Limited

Forward Citations = 4

1 inventor:

goldMedal Matthew R Holiday (1 out of 7 patents)

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