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. 24, 2009
Filed:
Nov. 29, 2007
Applicants:
Loon-seng Tan, Centerville, OH (US);
Ramamurthi Kannan, Cincinnati, OH (US);
Jim C. Spain, Atlanta, GA (US);
Lloyd J. Nadeau, Mexico Beach, FL (US);
Inventors:
Loon-Seng Tan, Centerville, OH (US);
Ramamurthi Kannan, Cincinnati, OH (US);
Jim C. Spain, Atlanta, GA (US);
Lloyd J. Nadeau, Mexico Beach, FL (US);
Assignee:
United States of America as represented by the Secretary of the Air Force, Washington, DC (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 277/66 (2006.01);
U.S. Cl.
CPC ...
Abstract
A novel o-aminophenol-carboxylic AB-monomer with the following chemical structure: for synthesizing new rigid-rod polybenzobisazoles was prepared from the corresponding nitrobenzothiazolecarboxylic acid via an enzymatic process.