U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Toll collection system

Patent 5819234 Issued on October 6, 1998. Estimated Expiration Date: Icon_subject July 29, 2016. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3602881

Universally applicable, in-motion and automatic toll paying system using microwaves
Patent #: 4303904
Issued on: 12/01/1981
Inventor: Chasek

Automatic toll processing apparatus
Patent #: 5086389
Issued on: 02/04/1992
Inventor: Hassett, et al.

Fast lane credit card
Patent #: 5101200
Issued on: 03/31/1992
Inventor: Swett

Electronic vehicle toll collection system and method
Patent #: 5144553
Issued on: 09/01/1992
Inventor: Hassett, et al.

Toll collecting system for a vehicle
Patent #: 5204675
Issued on: 04/20/1993
Inventor: Sekine

Shielding field method and apparatus
Patent #: 5253162
Issued on: 10/12/1993
Inventor: Hassett

Secure toll collection system for moving vehicles
Patent #: 5310999
Issued on: 05/10/1994
Inventor: Claus, et al.

Automatic debiting parking meter system
Patent #: 5351187
Issued on: 09/27/1994
Inventor: Hassett

Vehicle security system and automatic roadway toll charging system
Patent #: 5422473
Issued on: 06/06/1995
Inventor: Kamata

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Inventors

Application

No. 681712 filed on 07/29/1996

US Classes:

340/10.4, Response signal detail235/375, SYSTEMS CONTROLLED BY DATA BEARING RECORDS235/381, With vending235/384, Transportation340/5.9, Commodity (e.g., vending)705/418Time (e.g., parking meter)

Examiners

Primary: Cosimano, Edward R.

Attorney, Agent or Firm

International Class

G07B 015/00

Abstract

An automatic toll collection system comprises and operates in conjunction with transponders which are provided for sale to the public in sealed packages and which are pre-approved for a predetermined amount of prepaid toll credit. When the transponders are purchased, they can be installed in any vehicle and are immediately ready for use. The kit in which the transponder is sold includes application forms and a return mailer which permit the purchaser thereof to convert the preestablished anonymous account to a regular prepaid toll account and to authorize the automatic replenishment of the account, thus enabling continued use of the purchased transponder beyond the pre-approved amount. The invention further comprises the process of frequent updating, e.g. several times daily, hourly, etc. of toll plaza computers with toll transactions at all participating toll facilities, to prevent inadvertent overdrawing of toll accounts by motorists.

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