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:
May. 29, 2012
Filed:
Jun. 22, 2009
Patrick F. Henning, Concord, MA (US);
Aniruddha S. Weling, Framingham, CA (US);
Suneet Chadha, Westford, MA (US);
Jay D. Eversole, Woodbridge, VA (US);
Patrick F. Henning, Concord, MA (US);
Aniruddha S. Weling, Framingham, CA (US);
Suneet Chadha, Westford, MA (US);
Jay D. Eversole, Woodbridge, VA (US);
Foster-Miller, Inc., Waltham, MA (US);
Abstract
A system and method for sampling constituents in air including counting particles in the air to be sampled; collecting samples of accumulated particles; measuring UV response of a sample of accumulated particles only if the particle count exceeds a predetermined threshold; measuring IR response of that sample; and indicating a threat alarm if the IR response matches that of a target within a predetermined threshold.