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:
Feb. 11, 2003
Filed:
Feb. 25, 2000
Lawrence M. Clemens, Minneapolis, MN (US);
Richard G. Hansen, Mahtomedi, MN (US);
3M Innovative Properties Co., St. Paul, MN (US);
Abstract
Polyurethane-based pressure-sensitive adhesives (PSAs) of the invention comprise the reaction product of: a polyol component comprising at least one diol having a weight average molecular weight of at least about 2,000, wherein the at least one diol comprises less than about 8 weight % monols; an isocyanate-functional component; an optional reactive emulsifying compound; and an optional chain extending agent. The PSAs can be prepared from 100% solids, waterborne or solventborne systems.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile