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. 15, 2015
Filed:
Feb. 08, 2012
Applicants:
Edward B. Mccauley, Cedar Park, TX (US);
James M. Hitchcock, Pflugerville, TX (US);
Inventors:
Edward B. McCauley, Cedar Park, TX (US);
James M. Hitchcock, Pflugerville, TX (US);
Assignee:
Thermo Finnigan LLC, San Jose, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01N 30/02 (2006.01); G01B 11/02 (2006.01); G01S 17/88 (2006.01); G01N 30/60 (2006.01); G01N 30/88 (2006.01);
U.S. Cl.
CPC ...
G01B 11/02 (2013.01); G01N 30/6078 (2013.01); G01N 30/6082 (2013.01); G01N 30/88 (2013.01); G01S 17/88 (2013.01); G01N 2030/889 (2013.01);
Abstract
A column used for gas chromatography (GC) is fabricated from an open tubular light guiding capillary. The light guiding capillary is suitable for transmission of optical frequencies employed in commercially available hand held laser range finders.