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:
May. 02, 1978
Filed:
Sep. 09, 1974
Applicant:
Inventor:
Richard R Lemberger, St. Paul, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01S / ;
U.S. Cl.
CPC ...
3401 / ; 325-8 ; 3402 / ; 343 / ;
Abstract
A passive electromagnetically responsive device comprising a miniature tuned inductive-capacitive circuit. The device is preferably detected by stimulating oscillations at the resonant frequency of the circuit by a pulsed electromagnetic field. The device is desirably used in projectiles to enable remote tagging and detection and/or identification of livestock.