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:
Dec. 27, 2011
Filed:
Mar. 11, 2009
Applicant:
William Duvall, Sudbury, MA (US);
Inventor:
William Duvall, Sudbury, MA (US);
Assignee:
LoJack Operating Company LP, Westwood, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01);
U.S. Cl.
CPC ...
Abstract
A method of expanding the activation and tracking capability of a limited number of stolen vehicle recovery dedicated radio-frequency networks activated from a control center upon notification of the theft of the vehicle includes supplementarily using more numerous widely geographically provided cellular-telephone frequency band networks to respond to the control center to indicate rough location of the stolen vehicle, while the recovery networks provide fine tracking of the vehicle for recovery.