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. 28, 1989
Filed:
Jul. 05, 1988
Applicant:
Inventors:
Thomas M Houts, Mountain View, CA (US);
Edwin F Ullman, Atherton, CA (US);
Assignee:
Syntex (U.S.A) Inc., Palo Alto, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ; B05D / ;
U.S. Cl.
CPC ...
427285 ; 83 46 ; 427 531 ; 427289 ;
Abstract
A device and a method for producing the device for use in a chromatographic system wherein a component of a mixture is partitioned is comprised of a chromatographic material. In the chromatographic system the component traverses at least a portion of the chromatographic material. The device generally has at least one longitudinal edge substantially corresponding to the direction of traverse of the component. The longitudinal edge is modified to control the shape of the fron t of the traversing component by introducing along the edge either a plurality of indentations or a chemical substance.