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CERTIKON

EXPIRED USPTO USPTO

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

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USPTO Filing History

Key events recorded for this trademark application

1952-01-02 — Application filed
1973-05-26 — Registered and renewed (first renewal - 20 yrs)
1994-02-28 — Expired sec. 9
1994-02-28 — Final status recorded

Owner Information

N. P. BENSON OPTICAL COMPANY
MINNEAPOLIS , MN

Filing Details

Filing Date:
1952-01-02

Status Date:
1994-02-28

Category:
Electronics & Software

Filing Year:
1952

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