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:
Sep. 25, 2007
Filed:
Jan. 15, 2003
Applicants:
Lev Bromberg, Swampscott, MA (US);
Elmer C. Lupton, Charlestown, MA (US);
Inventors:
Lev Bromberg, Swampscott, MA (US);
Elmer C. Lupton, Charlestown, MA (US);
Assignee:
B L Partnership, Charlestown, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 47/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A graft reverse thermal hydrogel which does not show substantial loss of complex viscosity at and up to 20 degrees above the transition temperature upon autoclaving or aging. Other embodiments include the graft reverse thermal copolymer which can be dissolved in water to produce the graft reverse thermal hydrogel, a process for manufacturing the graft reverse thermal copolymer and hydrogel and applications for the stable graft reverse thermal hydrogel.