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

Hygienic toilet seat assembly

Patent 4760613 Issued on August 2, 1988. Estimated Expiration Date: Icon_subject January 4, 2008. 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

1037062

2189562

Arrangement for fitting and changing a tubular cover made of plastic film on a toilet seat, and method for forming a tube
Patent #: 4213212
Issued on: 07/22/1980
Inventor: Hefty ,   et al.

Device for applying and conveying a protective cover for a toilet seat
Patent #: 4566648
Issued on: 01/28/1986
Inventor: Hefty ,   et al.

Actuating apparatus in a lavatory seat covering system Patent #: 4662009
Issued on: 05/05/1987
Inventor: Hefty

Inventor

Assignee

Application

No. 07/140406 filed on 01/04/1988

US Classes:

4/243.2, Tubular type cover4/237SEAT

Examiners

Primary: Artis, Henry K.

Attorney, Agent or Firm

International Classes

A47K 13/00 (20060101)
A47K 13/14 (20060101)

Abstract

A hygienic toilet seat assembly where the toilet seat has the shape of a key ring with the overlapping placed at the rear region of the seat. A flat tubular protection cover is moved over the seat to protect it from being soiled and to protect the toilet user from contamination. Due to the overlapping configuration, the whole surface of the seat is covered by the protection tube. The seat can be lifted like conventional seats.

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