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. 10, 1990
Filed:
Apr. 04, 1989
Applicant:
Inventor:
Charles L Davis, Flower Mound, TX (US);
Assignee:
Abbott Laboratories, Abbott Park, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B / ;
U.S. Cl.
CPC ...
455 41 ; 1284 / ; 1284 / ; 455605 ; 34087031 ; 34087016 ;
Abstract
An electronic data storage, transmission and retrieval apparatus and method wherein a combination power and data signal is received by a preferably portable and miniature data storage means which in turn modulates the combination signal in acordance with available data signals. Substantially simultaneous and bi-directional data communication can be achieved between a data link means and a data storage means without physical contact between the devices.
Davis, Charles. (1990). Electronic data storage and retrieval apparatus and method (U.S. Patent No. 4941201). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4941201
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