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US5135018A Expired / Lapsed US ⏱️ 0.0 years remaining

Portable umbrella shelter

Assignee: Individual
•
Filing: 1991-04-01
•
Granted: 1992-08-04
•
Expires: 2011-04-01
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Abstract

Abstract A portable collapsible shelter for use at sporting events and the like includes a rectangular flexible enclosure having a viewing window in one wall thereof. The enclosure is supported by a frame which includes a central, hollow, telescoping support pole. The telescoping support pole permits the height of the shelter to be adjusted. When not in use, the entire shelter may be transported and stored within the telescoping support pole. In a second embodiment of the invention, the frame includes a vertical support pole and a plurality of ribs hinged for movement from a collapsed position alongside the pole to an extended position nearly perpendicular to the pole. The enclosure is left in place over the frame when the ribs are collapsed, and folded into a compact storage packet which is secured with a fastening band.

Inventors

  • 👤 Dennis L. Anderson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 14:40
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/28; E04H15/26; Y; Y10; Y10S; Y10S135/00; Y10S135/90; Y10S135/904

Claims Analysis

Total Claims: 12
Claim 1
Independent Claim 103 words
A portable collapsible shelter, comprising: a flexible material having a rectangular top and a first, second, third and fourth sidewall extending downward in a free-hanging relationship therefrom, to form an enclosure; a first cross-bar and a second cross-bar, each having ends engaging diagonally opposite corners of said rectangular top; a hollow pole member having first and second pairs of aligned holes proximate to and extending through an upper end thereof for receiving and supporting said first and second cross-bars, said hollow pole member for receiving and storing said flexible material and said first and second cross-bars when said shelter is not in use.
Claim 2
Dependent Claim 103 words
A portable collapsible shelter, comprising: a flexible material having a rectangular top and a first, second, third and fourth sidewall extending downward in a free-hanging relationship therefrom, to form an enclosure; a first cross-bar and a second cross-bar, each having ends engaging diagonally opposite corners of said rectangular top; a hollow pole member having first and second pairs of aligned holes proximate to and extending through an upper end thereof for receiving and supporting said first and second cross-bars, said hollow pole member for receiving and storing said flexible material and said first and second cross-bars when said shelter is not in use.
Claim 3
Dependent Claim 21 words
A shelter according to claim 1, further comprising a first cap for enclosing the upper end of said hollow pole member.
Claim 4
Dependent Claim 15 words
A shelter according to claim 2, wherein said first cap has a cylindrical side wall.
Claim 5
Dependent Claim 19 words
A shelter according to claim 3, wherein said sidewall has a plurality of openings therein to accommodate said cross-bars.
Claim 6
Dependent Claim 13 words
A shelter according to claim 4, wherein said plurality of openings are grooves.
Claim 7
Dependent Claim 13 words
A shelter according to claim 4, wherein said plurality of openings are holes.
Claim 8
Dependent Claim 21 words
A shelter according to claim 1, further comprising a second cap for enclosing a lower end of said hollow pole member.
Claim 9
Dependent Claim 13 words
A shelter according to claim 4, wherein said hollow pole member is cylindrical.
Claim 10
Dependent Claim 17 words
A shelter according to claim 1, wherein said hollow pole member is a variable length hollow pole.
Claim 11
Dependent Claim 20 words
A shelter according to claim 9, wherein said variable length hollow pole comprises at least first and second telescoping members.
Claim 12
Dependent Claim 46 words
A shelter according to claim 10, wherein said first and second telescoping members are provided with a plurality of aligned openings therein and further comprising a retaining rod for insertion into at least one pair of said aligned holes to fix the length of said pole.

References Cited (Backward Citations)

US988400A Cited
US1185642A Cited
US1219905A Cited
US1449689A Cited
US2183833A Cited
SU1506052A1 Cited
US4971090A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1995-08-04 1996-02-03 1996-08-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1999-08-04 2000-02-03 2000-08-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2003-08-04 2004-02-03 2004-08-04 $7700.00 Window Closed / Lapsed

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