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:
Jan. 07, 1992
Filed:
Oct. 02, 1990
Applicant:
Inventor:
James T Hsu, Bethlehem, PA (US);
Assignee:
Lehigh University, Bethlehem, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210632 ; 210634 ; 210635 ; 435280 ; 562401 ;
Abstract
An organic two-phase system useful for the separation and purification of chemicals, biochemicals and optical isomers. The two-phase system can be formed with water soluble polymers as one phase, and chiral compound as the other phase together with a water-miscible organic solvent and/or water.