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. 11, 1977
Filed:
Aug. 22, 1975
Applicant:
Inventors:
Marcel Grossmann, Reinach, CH;
Richard Hochreuter, Oberwil, CH;
Assignee:
Sandoz Ltd., Basel, CH;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D / ; B32B / ;
U.S. Cl.
CPC ...
427389 ; 260 / ; 260 / ; 260 / ; 260 / ; 4273 / ; 428290 ; 428287 ;
Abstract
The present invention concerns a method of producing non-woven fabrics by impregnating a non-woven fibrous web with a binding agent dispersion characterized by the use of a compound of the formula: ##STR1## wherein R is a substituted or unsubstituted aliphatic hydrocarbon substituent,