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. 18, 2015
Filed:
Jul. 08, 2013
Applicant:
Sfjc, Llc, St. Paul, MN (US);
Inventors:
Christopher E. Engelmann, St. Paul, MN (US);
Kevin Nicholson, St. Paul, MN (US);
Quang (Tim) Nguyen, Minneapolis, MN (US);
Kelvin A. Kosbab, Boulder, CO (US);
Michael J. Masek, Shoreview, MN (US);
Jeffrey R. Frank, Bloomington, MN (US);
Assignee:
SFJC, LLC, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 17/10 (2006.01); G08B 17/103 (2006.01);
U.S. Cl.
CPC ...
G08B 17/103 (2013.01);
Abstract
A system detects presence of particles in the air of guest rooms of facilities such as motels and hotels for example that indicate that guests are engaged in recreational smoking. The system provides an indication to the facility manager of such behavior.