Histopaque Trademark Details

Histopaque was registered on Tuesday, September 19, 1978 and is currently owned by Sigma-Aldrich Biotechnology Lp under the registration number 1102478 . This mark is alive with a status of Registered and Renewed. The last case file activity for this mark occured 16 years ago on Thursday, November 1, 2007, according to the United State Patent & Trademark Office
Word Mark Histopaque
Status Alive Registered 800 — Registered and Renewed

Current Owner

Sigma-Aldrich Biotechnology Lp of Saint Louis, MO

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Other Trademarks for Sigma-Aldrich Biotechnology Lp

Previous Owners

Sigma - Aldrich Co. of Saint Louis, MO

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Sigma Chemical Company of Saint Louis, MO

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Serial Number 73160547
Registration Number 1102478
Status Date Thursday, November 1, 2007
Filing Date Thursday, November 1, 2007
Registration Date Tuesday, September 19, 1978
Attorney Kristin J. Frost

Correspondent

Kristin J. Frost
Sigma-Aldrich Co. LLC
Law Department
3050 Spruce Street
St. Louis MO 63103

Case File Statements

Goods & Services Laboratory Reagent for in Vitro Isolation of Lymphocytes from Whole Blood

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, March 1, 1983
First Use Anywhere Saturday, December 3, 1977
First Use In Commerce Saturday, December 3, 1977
Primary Code 001

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