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MAG-DRUM

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

1982-12-13 — Application filed
1983-08-05 — Assigned to examiner
1983-08-17 — Final disposition recorded
1984-02-17 — Correspondence received in law office
1984-02-24 — Examiners amendment mailed
1984-02-28 — Approved for pub - principal register
1984-04-04 — Notice of publication
1984-05-29 — Published for opposition
1984-08-21 — Registered-principal register
1991-01-04 — Cancelled sec. 8 (6-yr)
1991-01-04 — Final status recorded

Owner Information

CHA Industries
Menlo Park , CA

Correspondent

ALDO J TEST FLEHR, HOHBACH, TEST, ALBRITTON& HERBERT
STE 3400 FOUR EMBARCADERO CTR
SAN FRANCISCO, CA 94111
UNITED STATES

Filing Details

Filing Date:
1982-12-13

Status Date:
1991-01-04

Category:
Electronics & Software

Filing Year:
1982

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