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. 18, 1999
Filed:
Nov. 25, 1996
Applicant:
Inventor:
Larry C Wortham, Garland, TX (US);
Assignee:
HighwayMaster Communications, Inc., Dallas, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G08B / ;
U.S. Cl.
CPC ...
340431 ; 340531 ; 34082506 ; 307-91 ;
Abstract
A trailer communications system (36) is provided. The system (36) includes a trailer transducer unit (22) for location on a trailer (12). A vehicle transducer unit (24) can be located on a vehicle (26, 28, 30) or a stationary object (32). The trailer transducer unit (22) and the vehicle transducer unit (24) may communicate information in the form of acoustic signals broadcast at an ultrasonic frequency in response to a predetermined event.
Wortham, Larry. (1999). Trailer communications system (U.S. Patent No. 5905433). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5905433
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile