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:
Mar. 30, 1993
Filed:
Apr. 16, 1992
James W Pfeiffer, Santa Clara, CA (US);
Larry A Lincoln, Milpitas, CA (US);
Donald E Pezzolo, Los Altos, CA (US);
Robert F Garry, Jr, San Jose, CA (US);
Kent A Fritz, San Jose, CA (US);
Diablo Research Corporation, Sunnyvale, CA (US);
Abstract
A price display system for a store includes spread spectrum radio broadcasting of UPC and price data from a transmitter in the store to a large number of receivers. Each receiver is connected to one or more LCD displays attached to the store shelves, and each receiver provides the relevant information to each of the connected displays. The displays and receivers are battery powered.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile