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:
Oct. 25, 2005
Filed:
Apr. 07, 2003
Applicants:
Paul M. Hergenrother, Yorktown, VA (US);
Joseph G. Smith, Jr., Smithfield, VA (US);
John W. Connell, Yorktown, VA (US);
Kent A. Watson, New Kent, VA (US);
Inventors:
Paul M. Hergenrother, Yorktown, VA (US);
Joseph G. Smith, Jr., Smithfield, VA (US);
John W. Connell, Yorktown, VA (US);
Kent A. Watson, New Kent, VA (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B027/00 ; C08G073/10 ;
U.S. Cl.
CPC ...
Abstract
The present invention relates generally to polyimides. It relates particularly to novel polyimides prepared from 2,3,3',4′-biphenyltetracarboxylic dianhydride and aromatic diamines. These novel polyimides have low color, good solubility, high thermal emissivity, low solar absorptivity and high tensile strength.