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US4787335A Expired / Lapsed US ⏱️ 0.0 years remaining

Litter boxes

Assignee: Individual
•
Filing: 1987-07-16
•
Granted: 1988-11-29
•
Expires: 2007-07-16
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Abstract

Abstract A pet litter box consisting of a box having an A-frame structure for use in combination with a disposal bag. The box is constructed with relatively low peripheral side wall and an A-frame structure consisting of side struts suspending a center rod centrally over the box. A disposal bag of selected size and configuration is then secured over the box and A-frame while allowing access through one end, and the bag is periodically removable for waste disposal and subsequent replacement.

Inventors

  • 👤 John E. Carlyon

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 11:56
CPC Classifications
A; A01; A01K; A01K1/00; A01K1/01; A01K1/0107

Claims Analysis

Total Claims: 10
Claim 1
Independent Claim 177 words
A pet litter apparatus comprising: a frame which includes: a container having a substantially rectangular bottom panel and a peripheral array of substantially upright side panels, a rod member positioned generally centrally of and parallel to said container bottom at a spaced position therefrom, said rod member extending from above one end of said bottom panel to above the other end thereof, and a plurality of elongate struts extending from said side panels to said rod member for substantially rigidly supporting said rod member; a disposable bag having a planar end and a plurality of sides, said bag being of a size sufficient to receive said frame therein with said bag end being abutted against one end of said container; and a sheet having one end fixedly secured to the interior side of said bag end for substantially covering said bottom panel when said frame is so received in said bag said bag receiving waste material from said container when one end of said frame is tipped over on its side and said frame is removed therefrom.
Claim 2
Dependent Claim 177 words
A pet litter apparatus comprising: a frame which includes: a container having a substantially rectangular bottom panel and a peripheral array of substantially upright side panels, a rod member positioned generally centrally of and parallel to said container bottom at a spaced position therefrom, said rod member extending from above one end of said bottom panel to above the other end thereof, and a plurality of elongate struts extending from said side panels to said rod member for substantially rigidly supporting said rod member; a disposable bag having a planar end and a plurality of sides, said bag being of a size sufficient to receive said frame therein with said bag end being abutted against one end of said container; and a sheet having one end fixedly secured to the interior side of said bag end for substantially covering said bottom panel when said frame is so received in said bag said bag receiving waste material from said container when one end of said frame is tipped over on its side and said frame is removed therefrom.
Claim 3
Dependent Claim 14 words
The apparatus of claim 1 wherein said bag end is substantially triangular in shape.
Claim 4
Dependent Claim 29 words
The apparatus of claim 2 wherein said bag further includes three sides extending from each side of said bag end and a substantially triangular opening opposite said bag end.
Claim 5
Dependent Claim 26 words
The apparatus of claim 3 wherein said sheet is substantially rectangular in shape and is secured to said bag end substantially parallel to one side thereof.
Claim 6
Dependent Claim 47 words
The apparatus of claim 4 wherein said sheet is spaced from said one side of said bag end a sufficient distance to permit one end of said container to be abutted against said bag end beneath said sheet when said frame is so received in said bag.
Claim 7
Dependent Claim 36 words
The apparatus of claim 5 wherein said sheet is long enough to cover said bottom panel and to extend over the side panel facing said bag opening when said frame is so received in said bag.
Claim 8
Dependent Claim 18 words
The apparatus of claim 6 wherein said struts are mounted on said side panels adjacent opposing ends thereof.
Claim 9
Dependent Claim 38 words
The apparatus of claim 7 wherein said bag further includes tape strips secured thereto adjacent said bag opening for taping the same to the struts adjacent said bag opening when said frame is so received in said bag.
Claim 10
Dependent Claim 39 words
The apparatus of claim 8 wherein said sheet further includes tape strips secured thereto on the sheet end adjacent said bag opening for releasably securing said sheet to said container when said frame is so received in said bag.

References Cited (Backward Citations)

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US3339527A Cited
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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1991-11-29 1992-05-30 1992-11-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1995-11-29 1996-05-30 1996-11-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1999-11-29 2000-05-30 2000-11-29 $7700.00 Window Closed / Lapsed

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