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:
Jan. 07, 2014
Filed:
Nov. 10, 2009
Applicants:
Vivek Bharti, Cottage Grove, MN (US);
Thu-van T. Tran, Maplewood, MN (US);
Inventors:
Vivek Bharti, Cottage Grove, MN (US);
Thu-Van T. Tran, Maplewood, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 41/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electromechanical article that includes a composite material () including a polymer and at least one expanded microsphere having an outer shell of a shell material and a gas contained within the outer shell, wherein the polymer at least partially encapsulates the microsphere and wherein the polymer, shell material and gas all have different dielectric constants. Devices including such articles and methods of making the articles are also disclosed.