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, 1990
Filed:
Feb. 01, 1989
Applicant:
Inventors:
Mordechai Pasternak, Spring Valley, NY (US);
Craig R Bartels, Wappingers Falls, NY (US);
John Reale, Jr, Wappingers Falls, NY (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
E01D / ;
U.S. Cl.
CPC ...
210640 ; 210651 ; 210654 ;
Abstract
Water is separated from methyl isobutyl ketone by pervaporation across a polyvinyl alcohol membrane.
Pasternak, Mordechai. (1990). Concentration of water-ketone compositions (U.S. Patent No. 4935144). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4935144
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile