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:
Apr. 13, 2004
Filed:
Feb. 01, 2000
Applicant:
Inventors:
Werner M. A. Grootaert, Oakdale, MN (US);
Georg Burkard, Altötting, DE;
William D. Coggio, Kastl, DE;
Klaus Hintzer, Woodbury, MN (US);
Bernhard Hirsch, Burgkirchen, DE;
Robert E. Kolb, Afton, MN (US);
Albert Killich, Burgkirchen, DE;
Gernot Loehr, Burgkirchen, DE;
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 5/20 ;
U.S. Cl.
CPC ...
C08J 5/20 ;
Abstract
High purity fluoropolymers are obtained by the emulsion polymerization process, removing essentially all ions and coagulating the polymer essentially without adding ions. These polymers are useful in the field of electronic devices.