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:
Dec. 09, 2014
Filed:
Dec. 22, 2010
Yu Yang, Eden Prairie, MN (US);
Miguel A. Guerra, Woodbury, MN (US);
Richard G. Hansen, Mahtomedi, MN (US);
David S. Hays, Woodbury, MN (US);
Suresh S. Iyer, Woodbury, MN (US);
Ramesh C. Kumar, Woodbury, MN (US);
George G. I. Moore, Afton, MN (US);
Yu Yang, Eden Prairie, MN (US);
Miguel A. Guerra, Woodbury, MN (US);
Richard G. Hansen, Mahtomedi, MN (US);
David S. Hays, Woodbury, MN (US);
Suresh S. Iyer, Woodbury, MN (US);
Ramesh C. Kumar, Woodbury, MN (US);
George G. I. Moore, Afton, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
Compounds containing at least one perfluoropolyether segment and at least two oxalylamino groups as well as methods of making these compounds are described. The compounds can be polymeric materials or can be used in the preparation of various copolymeric materials by reaction with compounds having at least two primary or secondary amino groups.