The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 10, 1998
Filed:
Mar. 20, 1995
Applicant:
Inventors:
Bernard Danner, Riedisheim, FR;
Eckardt Hauser, Backnang, DE;
Jurg Heller, Oberwil, CH;
Heribert Schmitz, Heilbronn, DE;
Andre Vallotton, Aesch, CH;
Assignee:
Clariant Finance (BVI) Limited, Tortola, VG;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C14C / ; C14C / ;
U.S. Cl.
CPC ...
8 9421 ; 8 9422 ; 8 9425 ; 8 9426 ; 8 9427 ; 8 9428 ; 8 9429 ; 8 9433 ; 8 94 / ;
Abstract
A process for the production of mineral tanned or/and re-tanned or/and after-treated leather or pelt, wherein before the mineral tanning, directly after the mineral tanning, directly before the mineral re-tanning, after the mineral re-tanning or/and with the after-treatment of a fatliquoring with a polyvalent metal cation, the substrate is treated with