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:
Feb. 08, 2005
Filed:
Feb. 18, 2000
Applicant:
Gabriel Laufer, Charlottesville, VA (US);
Inventor:
Gabriel Laufer, Charlottesville, VA (US);
Assignee:
University of Virginia Patent Foundation, Charlottesville, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N021/00 ;
U.S. Cl.
CPC ...
Abstract
A remote sensor for use as a handheld, mobile or stand-alone sensor has first () and second () optical paths, light collecting optics, a sample filter () assembly positioned in a first optical Path (), a reference filter () assembly positioned in a second optical path (), a detector assembly to detect the filtered light r other radiation, and a detector output comparison device such as BRD to minimize the effects of common background noise components, differences in light or other radiation source power, and absorption or emission by interfering species.