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:
Aug. 31, 1993
Filed:
Feb. 12, 1992
Applicant:
Inventors:
Wolfgang Bauer, Maintal, DE;
Hubert Kruse, Konigstein, DE;
Gert Nagl, Niederdorfelden, DE;
Jan-Hilbert Mast, Hunfelden, DE;
Lothar Schlosser, Frankfurt am Main, DE;
Assignee:
Casella Aktiengesellschaft, Frankfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ; D06P / ; D06P / ;
U.S. Cl.
CPC ...
8436 ; 8437 ; 86371 ; 8650 ; 8652 ; 8680 ; 8642 ;
Abstract
The present invention relates to a process for dyeing leather by the exhaust method, characterized in that water-insoluble sulphur dyes in dispersed form are used.
Bauer, Wolfgang. (1993). Dyeing leather with water-insoluble sulphur dyes (U.S. Patent No. 5240466). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5240466
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile