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TWINDOW

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

1946-03-02 — Application filed
1966-09-24 — Registered and renewed (first renewal - 20 yrs)
1986-08-07 — Registered - sec. 9 filed/check record for sec. 8
1986-09-24 — Registered and renewed (second renewal - 20 yrs)
2007-06-30 — Cancelled sec. 8 (10-yr)/expired section 9
2007-06-30 — Final status recorded

Owner Information

PPG INDUSTRIES, INC.
PITTSBURGH , PA

PITTSBURGH PLATE GLASS COMPANY
PITTSBURGH , PA

Correspondent

DONNA L SIEDEL PATENT DEPT
PPG INDUSTRIES, INC
ONE PPG PL
PITTSBURGH, PA 15272

Filing Details

Filing Date:
1946-03-02

Status Date:
2007-06-30

Category:
Non-metal Building Materials

Filing Year:
1946

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