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:
Jul. 28, 1981
Filed:
Sep. 15, 1980
Applicant:
Inventors:
Walter Frank, Krefeld, DE;
Otto Bendszus, Krefeld, DE;
Hans J Freier, Krefeld, DE;
Hans-Joachim Traenckner, Krefeld, DE;
Assignee:
Bayer Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
521 62 ; 260 / ; 260 / ; 521 64 ; 521138 ; 525444 ;
Abstract
Aqueous emulsions of unsaturated polyester resins comprising two 'air-drying' polyesters, one polyester containing co-condensed polyalkylene glycol residues and the other polyester being free from groups such as these, can be hardened uniformly and relatively quickly to form tack-free, open-pore coatings, even on exotic woods.
Frank, Walter. (1981). Aqueous polyester emulsions for the production of open-pore coatings (U.S. Patent No. 4281068). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4281068
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile