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:
Mar. 17, 2015

Filed:

Jun. 21, 2013
Applicant:

Bio-rad Laboratories, Inc., Hercules, CA (US);

Inventors:

Daniel N. Fox, Bellvue, CO (US);

Matthias J. G. Ottenberg, Holmen, WI (US);

Kevin P. Raley, Windsor, CO (US);

Nathan Michael Gaskill-Fox, Fort Collins, CO (US);

Assignee:

Bio-Rad Laboratories, Inc., Hercules, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01L 99/00 (2010.01); B01L 3/00 (2006.01); G01N 15/14 (2006.01);
U.S. Cl.
CPC ...
B01L 3/56 (2013.01); G01N 15/1404 (2013.01); G01N 2015/1413 (2013.01);
Abstract

Disclosed is a nozzle assembly that is compact in size and that uses plastic tubing as an injection needle. Standard plastic fittings are utilized, which are inexpensive and widely available. The nozzle assembly has a simple construction and can be easily assembled and disassembled in a few minutes by a user. Cleaning and/or replacement of parts is inexpensive. Plastic tubing can be used as an injection needle that has superior qualities over commonly used stainless steel injection needles. Flexure of the injection needle tubing is prevented because of the compact size of the nozzle cavity.


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