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. 20, 2010
Filed:
Jan. 28, 2005
Weitao Jia, Wallingford, CT (US);
Shuhua Jin, Wallingford, CT (US);
Weitao Jia, Wallingford, CT (US);
Shuhua Jin, Wallingford, CT (US);
Pentron Clinical Technologies, LLC, Wallingford, CT (US);
Abstract
A composition is disclosed comprising a polymerizable (meth)acrylate of the structure: wherein A is an anhydride; a is 0 or 1; n is 0, 1, 2, or 3; R, R, R, and Rare each independently hydrogen, hydroxy, C-Calkyl, C-Cperhaloalkyl, C-Calkoxy, C-Cperhaloalkoxy, C-Calkenyl, C-Calkynyl, (C-Calkyl)-O-(C-Calkylene), or hydroxy(C-Calkylene); x and y are each independently an integer of 1 to 10; z is an integer of 1 to 5; Ris hydrogen or methyl; M is wherein G and J are each independently O or NR, wherein Ris hydrogen or C-Calkyl; m is 1, 2, 3, or 4; W is an organic group having the valency of z+1; and q is 0 or 1; and further wherein when a is 1, n+m+q is 1, 2, 3, or 4, and when a is 0, n+m+q is 1, 2, 3, 4, 5, or 6. The composition finds use as a dental resin.