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:
Jan. 27, 1981
Filed:
Mar. 30, 1979
Applicant:
Inventors:
Walter Knobel, Pratteln, CH;
Karl Zeller, Ettingen, CH;
Assignee:
Sandoz Ltd., Basel, CH;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D06P / ; D06P / ;
U.S. Cl.
CPC ...
8515 ; 8516 ;
Abstract
A process for dyeing textile substrates comprising a mixture of elastomeric and non-elastomeric fibres, in which in a first step the elastomeric fibre portion is dyed by a cold dwell process and then in a second the non-elastomeric fibre portion is dyed by a conventional exhaust or continuous process.