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.:

US 7683804 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 23, 2010

Filed:

Oct. 31, 2007
Applicants:

John A. Doherty, Louisville, CO (US);

Charles A. Kalbfleisch, Traverse City, MI (US);

Inventors:

John A. Doherty, Louisville, CO (US);

Charles A. Kalbfleisch, Traverse City, MI (US);

Assignee:

Wester Strategic Products, LLC, Louisville, CO (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08G 1/09 (2006.01);
U.S. Cl.
CPC ...
Abstract

Methods for determining need for treating a vehicle travel surface include sensing, at a first time, a characteristic of a vehicle travel surface from a mobile sensor. Sensed characteristics include temperature, friction coefficient, material volumetric buildup, e.g., composition, such as an amount or percentage of ice or snow, density, depth, freeze point and chemical concentrations. The sensed characteristic is recorded as a first measurement in a database, and GIS information correlating a location with the first measurement is attached. The characteristic of the vehicle travel surface is sensed at a second time, at the location, and recorded in the database, for example as a second measurement. GIS information correlating the location with the second measurement may be attached, and the first and second measurements compared.


Find Patent Forward Citations

Doherty, John. (2010). Methods for determining need for treating a vehicle travel surface (U.S. Patent No. 7683804). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7683804

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