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:
Aug. 22, 2006

Filed:

Jan. 13, 2005
Applicants:

Viktors Berstis, Austin, TX (US);

Michael P. Carlson, Austin, TX (US);

Yen-fu Chen, Austin, TX (US);

John W. Dunsmoir, Round Rock, TX (US);

Randolph M. Forlenza, Austin, TX (US);

John P. Kaemmerer, Pflugerville, TX (US);

Francis X. Kinstler, Cedar Park, TX (US);

Sheryl S. Kinstler, Cedar Park, TX (US);

Inventors:

Viktors Berstis, Austin, TX (US);

Michael P. Carlson, Austin, TX (US);

Yen-Fu Chen, Austin, TX (US);

John W. Dunsmoir, Round Rock, TX (US);

Randolph M. Forlenza, Austin, TX (US);

John P. Kaemmerer, Pflugerville, TX (US);

Francis X. Kinstler, Cedar Park, TX (US);

Sheryl S. Kinstler, Cedar Park, TX (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01N 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention concerns a method and apparatus for indicating a parameter of a transmitted fluid. One embodiment of the invention comprises a fluid source operatively coupled to a conduit for transmitting a fluid from the fluid source. In addition, a sensor detects a parameter of the fluid, such as the percent oxygen content of the fluid. In response to the sensor detecting the parameter of the fluid, an indicator illuminates a portion of the conduit if a predetermined condition, such as a minimum percent oxygen content of the fluid, is satisfied.


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