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:
Jan. 16, 2018
Filed:
Mar. 17, 2015
Isp Investments Llc, Wilmington, DE (US);
Osama M. Musa, Bedminster, NJ (US);
Krishnamurthy Nacharaju, Hilliard, OH (US);
Cristian Grigoras, Suffern, NY (US);
ISP Investments LLC, Wilmington, DE (US);
Abstract
The present invention provides amic acids and imides derived from a polymer comprising: (a) maleic anhydride, (b) a first C-Calkyl vinyl ether monomer, and (c) a second C-Calkyl vinyl ether monomer, wherein the polymer contains an amic acid or an imide group. The polymers containing an amic acid or an imide group of the invention may be employed in a wide variety of compositions, particularly in oral care compositions. Non-limiting generic structures of the amidic polymers are set out below: (I) wherein R-R, M, a, b, c, d, e, and f are defined herein.