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. 03, 1985
Filed:
Jul. 20, 1984
Applicant:
Inventor:
Carl E Schmid, Easton, CT (US);
Assignee:
The Perkin-Elmer Corporation, Norwalk, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F04B / ; F04B / ;
U.S. Cl.
CPC ...
417 18 ; 417265 ; 417267 ;
Abstract
A solvent delivery system which provides a substantially uniform flow includes two synchronized pistons adapted to serially transport successive solvent compositions from one piston to the other prior to delivery to a chromatography column.