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DY-CHEK

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

1950-07-21 — Application filed
1972-03-18 — Registered and renewed (first renewal - 20 yrs)
1978-08-15 — Amendment under section 7 - processed
1992-03-17 — Registered - sec. 9 filed/check record for sec. 8
1992-04-21 — Registered and renewed (second renewal - 10 yrs)
2002-12-21 — Cancelled sec. 8 (10-yr)/expired section 9
2002-12-21 — Final status recorded

Owner Information

TURCO PRODUCTS, INC.
WESTMINSTER , CA

PUREX CORPORATION
LAKEWOOD , CA

NORTHROP AIRCRAFT, INC.
HAWTHORNE , CA

Correspondent

STANLEY A MARCUS
ELF ATOCHEM N AMERICA INC
THREE PKWY STE 1012
PHILADELPHIA, PA 19102

Filing Details

Filing Date:
1950-07-21

Status Date:
2002-12-21

Category:
Chemicals

Filing Year:
1950

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