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:
Mar. 20, 2018
Filed:
Feb. 26, 2016
Applicant:
Dow Global Technologies Llc, Midland, MI (US);
Inventors:
Robert E. Hefner, Jr., Rosharon, TX (US);
Brian L. Cramm, Lake Jackson, TX (US);
Ian A. Tomlinson, Midland, MI (US);
Lauren M. Huffman, Midland, MI (US);
Abhishek Roy, Edina, MN (US);
Assignee:
Dow Global Technologies LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 73/10 (2006.01); C08G 73/06 (2006.01); B01D 71/64 (2006.01); B01D 67/00 (2006.01); C08J 3/24 (2006.01);
U.S. Cl.
CPC ...
C08G 73/1082 (2013.01); B01D 67/0006 (2013.01); B01D 71/64 (2013.01); C08G 73/065 (2013.01); C08G 73/0644 (2013.01); C08G 73/1007 (2013.01); C08J 3/247 (2013.01); B01D 2323/30 (2013.01); C08G 2340/00 (2013.01); C08J 2379/08 (2013.01);
Abstract
A polymer of intrinsic microporosity having a repeating subunit including a spirobisindane imide moiety as illustrated below.