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:
Nov. 15, 2016
Filed:
Jan. 16, 2007
Applicants:
Weitao Jia, Wallingford, CT (US);
Bruce Alpert, Madison, CT (US);
Inventors:
Weitao Jia, Wallingford, CT (US);
Bruce Alpert, Madison, CT (US);
Assignee:
PENTRON CLINICAL TECHNOLOGIES, LLC, Wallingford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C 5/02 (2006.01); A61K 6/00 (2006.01); A61K 6/083 (2006.01); A61C 5/06 (2006.01);
U.S. Cl.
CPC ...
A61K 6/0023 (2013.01); A61K 6/0038 (2013.01); A61K 6/0085 (2013.01); A61K 6/0091 (2013.01); A61K 6/083 (2013.01); A61C 5/02 (2013.01); A61C 5/062 (2013.01);
Abstract
An obturator in which a filling material includes a biodegradable thermoplastic polymer. A bioactive substance may also be included in the filling material. The thermoplastic polymer acts as a matrix for the bioactive substance. The composition may include other polymeric resins, fillers, plasticizers and other additives typically used in dental materials.