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. 12, 1999
Filed:
May. 23, 1995
Applicant:
Inventors:
Robert C Bening, Sunderland, MA (US);
Thomas J McCarthy, Amherst, MA (US);
Assignee:
Hyperion Catalysis International, Inc., Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
501 951 ; 501 952 ; 423460 ; 4234471 ; 4234472 ; 428367 ; 428398 ; 428376 ; 428457 ; 428688 ; 524424 ;
Abstract
A method of oxidizing the surface of carbon microfibers that includes contacting the microfibers with an oxidizing agent that includes sulfuric acid and potassium chlorate under reaction conditions sufficient to oxidize the surface. The invention also features a method of decreasing the length of carbon microfibers that includes contacting the microfibers with an oxidizing agent under reaction conditions sufficient to decrease the length.
Bening, Robert. (1999). Composites containing surface treated carbon microfibers (U.S. Patent No. 5965470). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5965470
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile