Trademark search for:

SL-1

EXPIRED USPTO USPTO

No active United States Patent and Trademark Office (USPTO) registrations found, based on publicly available USPTO trademark records.

Trademark records may change over time. For the most up-to-date trademark status, domain availability, and social handle checks, run a live search.

Live search · Most up-to-date results

Also check across:

USPTO Filing History

Key events recorded for this trademark application

1976-12-29 — Application filed
1983-02-22 — Registered - sec. 8 (6-yr) accepted & sec. 15 ack.
1997-10-21 — Registered - sec. 9 filed/check record for sec. 8
1997-11-20 — Registered and renewed (first renewal - 10 yrs)
2007-11-20 — Case file in ticrs
2008-08-08 — Cancelled sec. 8 (10-yr)/expired section 9
2008-08-08 — Final status recorded

Owner Information

NORTHERN TELECOM LIMITED
MONTREAL, QUEBEC CA

Correspondent

DONALD L DENNISON
612 CRYSTAL SQ 4
1745 JEFFERSON DAVIS HWY
ARLINGTON, VA 22202

Filing Details

Filing Date:
1976-12-29

Status Date:
2008-08-08

Category:
Electronics & Software

Filing Year:
1976

Disclaimer: This page is informational only and does not constitute legal advice. Trademark availability depends on jurisdiction, usage, and legal interpretation.