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:
Sep. 22, 1998
Filed:
Aug. 11, 1997
Applicant:
Inventor:
John Michael O'Brien, Tualatin, OR (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60B / ;
U.S. Cl.
CPC ...
301 45 ; 152210 ; 301 401 ;
Abstract
A traction device for vehicle wheels has tread segments that are expandable and contractible by secondary inflatable chambers to place studs either in engagement or out of engagement with a road surface. Alternatively, stud bearing tread segments are removably mounted between segments of conventional tread.
O'Brien, John. (1998). Traction device for vehicle wheels (U.S. Patent No. 5810451). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5810451
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile