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. 13, 1990
Filed:
Oct. 28, 1987
Applicant:
Inventors:
Rudolf Naef, Lupsingen, CH;
Claude Eckhardt, Riedisheim, FR;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09B / ; D06M / ;
U.S. Cl.
CPC ...
8137 ; 811562 ; 811566 ; 8636 ; 8648 ; 558426 ;
Abstract
Compounds of the formula ##STR1## in which X, Y, A and M are as defined in claim 1, a process for their preparation and their use as shading dyes in washing agents.
Naef, Rudolf. (1990). Anionic cyclodiylide compounds, their preparation and use in washing (U.S. Patent No. 4908040). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4908040
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile