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:
Jan. 18, 2011
Filed:
Jan. 15, 2009
Phillip C. Wilson, Villanova, PA (US);
Phillip C. Wilson, Villanova, PA (US);
Other;
Abstract
A system, device and method to allow communications between switches in an electrical circuit containing three-way and four-way switches. The system, device and method allow any switch in an electrical circuit using conventional wiring for three-way and four-way switches to indicate when voltage is being supplied to the electrical load device in the electrical circuit; if a dimmer is present in the electrical circuit, to indicate the dim level of the load device in the electrical circuit and to command to dim level from any switch; and if a timer is present, to allow any switch to provide a warning indication prior to the timer shutting off the load device, and to allow any switch to reset the timer, preventing the shutoff.