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HYDRA-FLO

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

1949-09-07 — Application filed
1970-11-21 — Registered and renewed (first renewal - 20 yrs)
1990-06-15 — Registered - sec. 9 filed/check record for sec. 8
1990-07-24 — Registered and renewed (second renewal - 10 yrs)
2001-12-02 — Cancelled sec. 8 (10-yr)/expired section 9
2001-12-02 — Final status recorded

Owner Information

PENNZOIL PRODUCTS COMPANY
HOUSTON , TX

PENNZOIL COMPANY, THE
OIL CITY , PA

Correspondent

FREDERICK B ZIESENHEIM WEBB, BURDEN, ZIESENHEIM & WEBB
515 OLIVE BLDG
535 SMITHFIELD ST
PITTSBURGH, PA 15222-2363

Filing Details

Filing Date:
1949-09-07

Status Date:
2001-12-02

Category:
Industrial Oils & Fuels

Filing Year:
1949

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