ED. GEISTLICH SOHNE AG FUR CHEMISCHE INDUSTRIE BAHNHOFSTRASSE 40

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
C14C CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING 110

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6482240 Method of making a collagen membrane from porcine skinDec 07, 99Nov 19, 02[C14C, A21J]

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