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. 02, 2024
Filed:
Oct. 18, 2021
Applicant:
Dvir Gur, Rehovot, IL;
Inventors:
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 473/18 (2006.01);
U.S. Cl.
CPC ...
C07D 473/18 (2013.01); C07B 2200/13 (2013.01);
Abstract
This invention is directed to synthetic co-crystals of anhydrous guanine and at least one additional material, wherein the co-crystals have a high refraction index and therefore, provide products with pearlescence or whiteness with high coverage. The invention is further directed to a process for the preparation of anhydrous guanine and of the co-crystals.