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:
Aug. 14, 2007
Filed:
Mar. 13, 2003
Applicants:
Kevin Lehmann, Lawrence, NJ (US);
Yu Chen, Hatboro, PA (US);
Wen-bin Yan, Cranbury, NJ (US);
Inventors:
Assignee:
Trustees of Princeton University, Princeton, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 5/02 (2006.01); B32B 27/04 (2006.01); B32B 27/12 (2006.01); G01N 7/00 (2006.01); G01N 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A device and method for quantifying an impurity in an input gas stream. The device and method employ a catalyst to convert the impurity to a detectable species in an output gas stream, and the concentration of the detectable species is then measured by means of a detector.