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:
Jun. 19, 2007
Filed:
Oct. 01, 2002
Applicants:
Oleg Figovsky, Haifa, IL;
Leonid Shapovalov, Haifa, IL;
Inventors:
Oleg Figovsky, Haifa, IL;
Leonid Shapovalov, Haifa, IL;
Assignee:
Homecom Communications, Inc., Ridgefield, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 64/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and apparatus for synthesis of oligomeric cyclocarbonates from epoxy compounds and carbon dioxide in the presence of a catalyst. Star epoxy compounds and their preparation and use in making star cyclocarbonates, star hydroxy urethane oligomers, and star NIPU and HNIPU. Acrylic epoxy compounds, acrylic cyclocarbonates, acrylic hydroxy urethane oligomers, and acrylic NIPU and HNIPU and their methods of preparation.