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:
Jun. 13, 2000
Filed:
Oct. 07, 1997
Applicant:
Inventors:
Robert M Engelke, Madison, WI (US);
Kevin A Colwell, Middleton, WI (US);
Ronald W Schultz, Madison, WI (US);
Troy Vitek, Madison, WI (US);
Assignee:
Ultratec, Inc., Madison, WI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M / ;
U.S. Cl.
CPC ...
379 52 ; 379 9318 ; 379 9328 ;
Abstract
A system is described for assisting the hard of hearing in the use of the telephone, in which an in-line text display is inserted in the telephone line before a standard telephone. The in-line display blocks text related digital communications signals to the standard telephone and decodes the text related digital signals to display on a built in display screen.