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. 15, 2009
Filed:
May. 10, 2005
Applicants:
Sang Van, San Diego, CA (US);
Hyun Sik Chae, Oceanside, CA (US);
Lei Yu, Carlsbad, CA (US);
Inventors:
Assignee:
Nitto Denko Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 31/74 (2006.01);
U.S. Cl.
CPC ...
Abstract
Condensation polymerization methods are used to prepare various biodegradable polyacetals of the general formula (I). Such polymers are useful for variety of drug, biomolecule and imaging agent delivery applications.