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HYDRO-SPARK

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

1977-07-28 — Application filed
1985-09-17 — Registered - sec. 8 (6-yr) & sec. 15 filed
1985-12-10 — Registered - sec. 8 (6-yr) accepted & sec. 15 ack.
2000-12-29 — Cancelled sec. 8 (10-yr)/expired section 9
2000-12-29 — Final status recorded

Owner Information

ANG CORPORATION
HOUSTON , TX

C. A. RICHARDS & ASSOCIATES, INC.
HOUSTON , TX

Correspondent

EPSTEIN & EDELL 2001 JEFFERSON DAVIS HWY
STE 200
CRYSTAL PLZ ONE
ARLINGTON, VA 22202

Filing Details

Filing Date:
1977-07-28

Status Date:
2000-12-29

Category:
Electronics & Software

Filing Year:
1977

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