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:
May. 19, 1987
Filed:
May. 21, 1986
Applicant:
Inventor:
Anders Lassus, Turku, FI;
Assignee:
Lannen Tehtaat Oy, Iso-Vimma, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427395 ; 162158 ; 1621683 ; 427391 ;
Abstract
Method for the impregnation of water-repellent paper by using an ammonium salt of a substituted succinic acid amide as the moistening agent. The water-repellent properties of a paper impregnated in accordance with the method are restored after drying.
Lassus, Anders. (1987). Method for the impregnation of water-repellent paper (U.S. Patent No. 4666746). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4666746
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile