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:
Aug. 03, 2021
Filed:
May. 31, 2019
Sabic Global Technologies B.v., Bergen Op Zoom, NL;
Lohith Kenchaiah, Bangalore, IN;
Vijayakumar Venkatesh Sugur, Bangalore, IN;
Rashmi R. Deshpande, Bangalore, IN;
Hariharan Ramalingam, Bangalore, IN;
James Alan Mahood, Evansville, IN (US);
SHPP GLOBAL TECHNOLOGIES B.V., Bergen op Zoom, NL;
Abstract
A purified 2-hydrocarbyl-3-(dihydroxyfluoresceinyl)phthalimidine compound of formula (I): wherein R is a Chydrocarbyl; each occurrence of Rand Ris independently a halogen or a Chydrocarbyl; p is 0 to 4; and each q is independently 0 to 3; and wherein the purified 2-hydrocarbyl-3-(dihydroxyfluoresceinyl)phthalimidine compound of formula (I) has a purity of greater than 99.4%, as determined by high performance liquid chromatography.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile