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. 12, 2006
Filed:
Nov. 24, 2004
Applicants:
Michael T. Sheehan, Corpus Christi, TX (US);
James R. Sounik, Corpus Christi, TX (US);
Inventors:
Michael T. Sheehan, Corpus Christi, TX (US);
James R. Sounik, Corpus Christi, TX (US);
Assignee:
Dupont Electronic Polymers L.P., Research Triangle Park, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 6/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Polymers derived from various monomers are purified by fractionalization of the crude polymers in a solvent/non solvent system via reverse precipitation.