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:
Jun. 29, 2010
Filed:
May. 30, 2003
Applicants:
Patrick J. Fischer, St. Paul, MN (US);
James J. Kobe, Newport, MN (US);
Cameron T. Murray, Lake Elmo, MN (US);
Inventors:
Patrick J. Fischer, St. Paul, MN (US);
James J. Kobe, Newport, MN (US);
Cameron T. Murray, Lake Elmo, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 5/22 (2006.01); B32B 7/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
In one aspect, the invention provides a foam thermal interface material comprising a foamed film, the film comprising a blend of polymeric hot melt pressure sensitive adhesive having a number average molecular weight of greater than 25,000 and at least 25 percent by weight of thermally conductive filler, said film having a void volume of at least 5 percent of the volume of said foamed film.