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

Tent

Patent 4827958 Issued on May 9, 1989. Estimated Expiration Date: Icon_subject January 14, 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

3223098

3327723

3693641

3834410

Umbrella tent
Patent #: 3943953
Issued on: 03/16/1976
Inventor: Cantwell ,   et al.

Tent structure
Patent #: 3951159
Issued on: 04/20/1976
Inventor: Robinson ,   et al.

Portable structure
Patent #: 3990463
Issued on: 11/09/1976
Inventor: Norman

Portable shelter
Patent #: 4078572
Issued on: 03/14/1978
Inventor: Moss

Fly screens for windows
Patent #: 4195681
Issued on: 04/01/1980
Inventor: Douglas ,   et al.

Portable tent
Patent #: 4236543
Issued on: 12/02/1980
Inventor: Moss

More ...

Inventors

Assignee

Application

No. 07/143809 filed on 01/14/1988

US Classes:

135/127, Hollow rod section (e.g., for internal cord means)135/119, Cover fastening135/156External-type frame

Examiners

Primary: Scherbel, David A.
Assistant: Dennison, Caroline D.

Attorney, Agent or Firm

International Classes

E04H 15/34 (20060101)
E04H 15/42 (20060101)
E04H 15/32 (20060101)

Abstract

A tent comprising a plurality of walls, a roof and a frame system for holding the tent erect. The frame system comprises at least two frame structures, each being of generally inverted U-shape when erect and comprising a pair of substantially rigid poles extending up from the ground adjacent respective walls of the tent and a flexible resilient ridge frame member bent into an arched configuration and having ends telescopically interfitted with the upper ends of the poles. The resilient ridge frame members support the roof of the tent in an arched configuration generally corresponding to the arched configuration of the ridge frame members.

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