Diffu-Gen Trademark Details

Diffu-Gen was registered on Tuesday, August 29, 1978 and is currently owned by Tago, Inc. under the registration number 1100452 . This mark is dead with a status of Expired. The last case file activity for this mark occured 24 years ago on Tuesday, June 8, 1999, according to the United State Patent & Trademark Office
Word Mark Diffu-Gen
Status Dead Registered 900 — Expired

Current Owner

Tago, Inc. of Burlingame, CA

View all trademarks for Tago, Inc.

Previous Owners

G. D. Searle & Co. of Skokie, IL

View all trademarks for G. D. Searle & Co.
Other Trademarks for G. D. Searle & Co.
Serial Number 73145759
Registration Number 1100452
Status Date Tuesday, June 8, 1999
Filing Date Tuesday, June 8, 1999
Registration Date Tuesday, August 29, 1978

Correspondent

J. SUZANNE SIEBERT
MAJESTIC, GALLAGHER, PARSONS & SIEBERT
101 CALIFORNIA STREET
39TH FLOOR
SAN FRANCISCO, CA 94111-5874

Case File Statements

Goods & Services Chemical Immunological Reagents and Test Kits for in Vitro Diagnostic Use

Classifications

International Class Codes
001 — Class 1 includes mainly chemical products used in industry, science and agriculture, including those which go to the making of products belonging to other trademark classes. Examples include compost, salt for preserving non-foodstuffs, and certain additives for the food industry.
U.S. Class Codes 006
Status 9 — Expired
Status Date Tuesday, June 8, 1999
First Use Anywhere Sunday, April 1, 1973
First Use In Commerce Tuesday, May 1, 1973
Primary Code 001

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