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. 18, 2014
Filed:
Apr. 05, 2013
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Audrey A. Sherman, St. Paul, MN (US);
David B. Olson, Marine on St. Croix, MN (US);
Stephen A. Johnson, Woodbury, MN (US);
Craig E. Hamer, Woodbury, MN (US);
David S. Hays, Woodbury, MN (US);
Richard G. Hansen, Mahtomedi, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 77/26 (2006.01); C08G 77/04 (2006.01); C08G 63/06 (2006.01); C08G 63/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
Branched polydiorganosiloxane polyamide, block copolymers and methods of making the copolymers are provided. The method of making the copolymers involves reacting one or more amine compounds including at least one polyamine with a precursor having at least one polydiorganosiloxane segment and at least two ester groups.