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:
Jul. 04, 2017
Filed:
Jan. 15, 2015
Applicant:
Litex Industries, Limited, Grand Prairie, TX (US);
Inventors:
Donald J Ladanyi, Westlake, OH (US);
Georgios V Lazaridis, Piraeus, GR;
Assignee:
Litex Industries, Limited, Grand Prairie, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 25/08 (2006.01); G08B 29/18 (2006.01); G08B 7/06 (2006.01);
U.S. Cl.
CPC ...
G08B 29/185 (2013.01); G08B 7/06 (2013.01);
Abstract
An illuminated doorbell touch pad system is disclosed, having a chime control unit controlled by a micro-processor which continually calibrates according to a process for discriminating between a human touch and moisture, rain and small animals, for changes in capacitance of a metal housing enclosing an outdoor portion of the illuminated doorbell touch pad system.