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:
Jul. 23, 1996
Filed:
Feb. 14, 1995
Applicant:
Inventors:
Gregory D Cramer, Seaford, DE (US);
Ramdas Dujari, Seaford, DE (US);
Robert C Wheland, Wilmington, DE (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528336 ; 528310 ; 528322 ; 502100 ;
Abstract
Disclosed is a process for preparing nylon by adding an amidation catalyst concentrated in 'masterbatches' to the process melt resulting in a product with increased molecular weight and viscosity.
Cramer, Gregory. (1996). Amidation catalyst concentrates (U.S. Patent No. 5539079). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5539079
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile