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:
Mar. 06, 2012
Filed:
Oct. 27, 2010
Applicants:
Xiaoming Jin, Middletown, DE (US);
Paul D. Hammesfahr, Wyoming, DE (US);
Inventors:
Xiaoming Jin, Middletown, DE (US);
Paul D. Hammesfahr, Wyoming, DE (US);
Assignee:
DENTSPLY International Inc., York, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
A61K 6/083 (2006.01); C07C 69/54 (2006.01); C07C 69/025 (2006.01); C07C 69/52 (2006.01);
U.S. Cl.
CPC ...
Abstract
A composition of macrocyclic oligomer with at least one (meth)acrylate polymerizable group. A method includes preparing an activated precursor of an oligomer at pseudo high-dilution conditions. A method also includes preparing an activated precursor of an oligomer by reacting the precursor with an activated coupling agent, wherein the precursor is condensable and polymerizable.