USPTO trademark record

SL-100

Dead mark · Owner Northern Telecom Limited · Classes 9

Mark details

Owner: Northern Telecom Limited
Serial number: 73368537
Registration number: 1236127
Status: CANCELLED - SECTION 8 (dead)
Classes: 9 (Software / electronics / downloadable media)
Filed: 1982-06-07
Registered: 1983-05-03
Goods / services: Business Communications Systems-Namely, an Electronic Private Automatic Branch Exchange

Register data as of 2026-11-07. Records can trail live filings — check the official USPTO search for the latest status before filing.

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