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:
Mar. 03, 1987
Filed:
Dec. 12, 1984
Applicant:
Inventor:
Purnendu K Dasgupta, Lubbock, TX (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
210638 ; 210656 ; 2101982 ; 2103211 ;
Abstract
A permselective assembly for the selective transport of a species of interest across a semipermeable ion, exchange barrier and a method of operating the same are disclosed. The assembly includes an inner tube of a permselective material disposed within the inner volume of an outer tube of a permselective material forming an annular channel therebetween. This annular dual tube arrangement decreased the hold up volume of the outer tube and increases efficiency of transport of the species of interest.
Dasgupta, Purnendu. (1987). Annular dual membrane permselective device and method (U.S. Patent No. 4647380). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4647380
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile