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.

Date of Patent:
Nov. 19, 1991

Filed:

Sep. 29, 1990
Applicant:
Inventors:

Julie F Hoffman, Durham, NC (US);

Lionel D Jones, II, Ventura, CA (US);

Assignee:

Akzo N.V., Arnhem, NL;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B08B / ; B08B / ; B08B / ;
U.S. Cl.
CPC ...
134 2212 ; 134 2213 ; 134 2218 ; 134 28 ; 134 29 ; 134 61 ; 134 76 ; 134 83 ; 134 88 ; 134 89 ; 134 95 ; 1341 / ; 134170 ; 141 90 ; 141 91 ; 7386422 ; 422 33 ; 422 39 ;
Abstract

A cleaning apparatus for cleaning delivery probes used for dispensing protein-containing reagents. The apparatus includes: a bath of a cleaning solution for a protein-containing reagent; a device for lowering the probe into the cleaning solution for aspirating cleaning solution into the probe and for coating the outside of the probe; a device for raising the probe from the cleaning solution; a device for forcing primer liquid through the probe for expelling aspirated cleaning solution followed by primer liquid from the probe for washing the inside of the probe; and a device for deflecting cleaning solution and primer liquid expelled from the probe onto the outside of the probe for washing the outside of the probe.


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