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

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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Class D13/139.5 - Utility pedestal

Number	Title	Issue Date
D536304	Power post	02/06/2007
D534869	Power strip housing	01/09/2007
D517011	Underground utilities pedestal housing	03/14/2006
D515504	Temporary service pole	02/21/2006