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About 5 Trademarks found that are owned by Heyden Chemical Corporation
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Dead/Expired
on 29 Mar 1993
THOROTRAST
HEYDEN CHEMICAL CORPORATION
71323863 · 05 Feb 1932
018
THOROUGHTRAST,MEDICINAL PREPARATION FINDING ITS APPLICATION IN THE PHO...
Dead/Expired
on 03 Nov 1992
SALIT
HEYDEN CHEMICAL CORPORATION
71530311 · 02 Aug 1947
006
BORNYL SALICYLATE AND SIMILAR SALICYLIC ACID ESTERS OF ALCOHOLS AND PH...
Dead/Expired
on 03 Nov 1992
TRIPENTEK
HEYDEN CHEMICAL CORPORATION
71599946 · 29 Jun 1950
006
TRIPENTAERYTHRITOL,TRIPENTAERYTHRITOL
Dead/Expired
on 03 Nov 1992
CRYSTALLOSE
HEYDEN CHEMICAL CORPORATION
71510172 · 17 Jul 1947
018
SACCHARIN, THE SODIUM SALT OF SACCHARIN AND SIMILAR CHEMICAL COMPOUNDS...
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