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:
Feb. 14, 2012
Filed:
Feb. 09, 2009
Applicants:
Yanhui Niu, Newark, DE (US);
Zuohong Yin, West Chester, PA (US);
Inventors:
Yanhui Niu, Newark, DE (US);
Zuohong Yin, West Chester, PA (US);
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 65/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
Processes for preparing relatively high molecular weight poly(trimethylene ether)glycol employing a cocatalyst system are provided.
Quick Actions:
Niu, Yanhui. (2012). Process for preparing poly(trimethylene ether) glycol and copolymers thereof (U.S. Patent No. 8114957). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8114957
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile