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An extension member is attachable to a trailer hitch and extends away from the vehicle and is connected to a seating frame supporting a toilet seat.
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US Patent 5561704 - Proximity based toll free communication services
US Patent Issued on October 1, 1996
Estimated Patent Expiration Date:
March 16, 2014Estimated 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.
Estimated Patent Expiration Date:
March 16, 2014Estimated 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.AbstractA caller in a mobile vehicle requiring service determines his location such as longitude and latitude and transmits his location and service requirements in numbers; by wireless mobile phone tone signals to a remote directory station containing a data base with the phone numbers, service classifications and locations of service providers in the area of the caller to derive the telephone number of a provider who is conveniently closest to the caller and connects the caller to the communication channel of the selected telephone number or advises the caller of the selected providers telephone number. The database is regularly updated by the addition and deletion of providers subscribing to the service. | InventorAssigneeApplicationNo. 214341 filed on 03/16/1994US Classes:455/456.5, At system equipment (i.e., base station)342/457Land vehicle location (e.g., bus, police carField of Search455/186.1With memory control or programmingExaminersPrimary: Kuntz, CurtisAssistant: Trost, William US Patent References4964156, Cellular telephone unit capable of automatic interaction with audio servicesIssued on: 10/16/1990 Inventor: Blair4969209, Broadcast receiver capable of selecting stations based upon geographical location and program format Issued on: 11/06/1990 Inventor: Schwob5109399, Emergency call locating system Issued on: 04/28/1992 Inventor: Thompson5223844, Vehicle tracking and security system Issued on: 06/29/1993 Inventor: Mansell, et al.5339352Directory assistance call completion via mobile systems Issued on: 08/16/1994 Inventor: Armstrong, et al. International ClassesH04M 011/00H04Q 007/22 |
