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DARALITE

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

1952-03-22 — Application filed
1973-02-10 — Registered and renewed (first renewal - 20 yrs)
1993-02-01 — Registered - sec. 9 filed/check record for sec. 8
1993-03-24 — Registered and renewed (second renewal - 10 yrs)
2003-11-15 — Cancelled sec. 8 (10-yr)/expired section 9
2003-11-15 — Final status recorded

Owner Information

W.R. GRACE & CO.-CONN.
NEW YORK , NY

DEWEY AND ALMY CHEMICAL COMPANY
CAMBRIDGE , MA

Correspondent

PATENT DEPARTMENT W R GRACE & CO CONN
55 HAYDEN AVE
LEXINGTON, MA 02173
UNITED STATES

Filing Details

Filing Date:
1952-03-22

Status Date:
2003-11-15

Category:
Chemicals

Filing Year:
1952

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