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:
Dec. 06, 1977
Filed:
Apr. 12, 1973
Applicant:
Inventors:
Richard H Hughes, Overland Park, KS (US);
Donald R Jamieson, Merriam, KS (US);
Rajindar K Kochhar, Katy, TX (US);
Assignee:
Gulf Research & Development Company, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ;
U.S. Cl.
CPC ...
526 49 ; 526 16 ; 526 52 ; 526240 ;
Abstract
Without changing the physical form of the ethylene polymer, the pendant carboxylate salt groups of an ethylene polymer are converted to the acid form by introducing an article of manufacture having at least a surface comprising an ethylene polymer containing pendant metallic carboxylate salt groups into an aqueous medium containing dissolved ammonia.
Hughes, Richard. (1977). Ethylene polymer acidification process (U.S. Patent No. 4061847). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4061847
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile