Zwittergent Trademark Details

Zwittergent was registered on Tuesday, December 15, 1981 and is currently owned by Merck Kgaa under the registration number 1181697 . This mark is alive with a status of Registered and Renewed. The last case file activity for this mark occured 11 years ago on Thursday, December 8, 2011, according to the United State Patent & Trademark Office
Word Mark Zwittergent
Status Alive Registered 800 — Registered and Renewed

Previous Owners

Calbiochem-Behring Corp. of La Jolla, CA

View all trademarks for Calbiochem-Behring Corp.
Other Trademarks for Calbiochem-Behring Corp.

Emd Chemicals Inc. of Gibbstown, NJ

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Calbiochem-Novabiochem Corp. of San Diego, CA

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Serial Number 73190721
Registration Number 1181697
Status Date Thursday, December 8, 2011
Filing Date Thursday, December 8, 2011
Registration Date Tuesday, December 15, 1981
Attorney William C. Wright

Correspondent

William C. Wright
Epstein Drangel LLP
60 E 42ND ST STE 2410
NEW YORK, NY 10165-0011

Case File Statements

Goods & Services Chemicals for Use in Biochemical Research and Production and In Vitro Diagnostics

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 6 — Active
Status Date Tuesday, December 15, 1981
First Use Anywhere Tuesday, October 4, 1977
First Use In Commerce Friday, November 18, 1977
Primary Code 001

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