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:
Apr. 10, 2001
Filed:
Dec. 17, 1999
Applicant:
Inventors:
Robert G. Harrison, Seattle, WA (US);
Daniel W. Knodle, Seattle, WA (US);
Gary M. Bang, Chandler, AZ (US);
Assignee:
Coach Master Int'l Corp., Seattle, WA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03M 1/100 ;
U.S. Cl.
CPC ...
H03M 1/100 ;
Abstract
Keyboards with a construction which isolates the interior of the device from water and other deleterious substances in the ambient surroundings. The keyboard also has the capability of transmitting to a second device, upon activation of a key, a coded, preferably infrared (IR) signal uniquely corresponding to the key which is activated.