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:
Nov. 17, 1981
Filed:
Mar. 06, 1980
Applicant:
Inventors:
Roy T Eddleman, Beverly Hills, CA (US);
Gregory F Moran, Monrovia, CA (US);
Assignee:
Spectrum Medical Industries, Inc., Los Angeles, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01L / ; B01L / ; B01D / ;
U.S. Cl.
CPC ...
422101 ; 2323 / ; 2103211 ; 210905 ; 210927 ;
Abstract
A protein concentrator having a reservoir for holding a protein solution and a membrane positioned within the protein solution through which a portion of the solution passes. The membrane is held in the walls of a container assembly and a water soluble polymer is located on one side of the membrane to increase the concentration gradient through the membrane for concentrating the solution.