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. 04, 2006
Filed:
Oct. 15, 2002
Applicants:
Jong-shing Guo, Longmeadow, MA (US);
Augustin T. Chen, Cheshire, CT (US);
Sharon D. Trembley, Chicopee, MA (US);
Inventors:
Jong-Shing Guo, Longmeadow, MA (US);
Augustin T. Chen, Cheshire, CT (US);
Sharon D. Trembley, Chicopee, MA (US);
Assignee:
Surf Chip, Inc., Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 9/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
In forming pressure sensitive adhesive microspheres by copolymerizing a non-ionic monomer of an alkyl acrylate or alkyl methacrylate ester of a non-tertiary alcohol and an acid monomer copolymerizable with said non-ionic monomer, an electrolyte is present during the polymerization to promote formation of solid rather than hollow microspheres.