US4590885A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible animal cage
Assignee: TOKYO PETCAGE CO Ltd
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Filing: 1981-07-20
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Granted: 1986-05-27
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Expires: 2001-07-20
Abstract
Abstract A collapsible animal cage wherein a cover frame includes two pairs of pivot projections, each pair of which extend downwards at different distances from sides of each end. A pair of side plates, one of which is higher than the other, upper parts of them are pivotally mounted to the pivot projections of the cover frame. Upper parts of a pair of end plates are also pivotally mounted to the cover frame and lower parts of the end plates are fixed to the side plates and are detachable therefrom. A bottom plate is inserted into bottom grooves formed in the lower ends of the side plates. A carry handle may be attached to one of the side parts of the cover frame.
Inventors
- 👤 Masami Sugiura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:18
CPC Classifications
A; A01; A01K; A01K1/00; A01K1/02; A01K1/0236; A01K1/0245; A01K1/03; A01K31/00; A01K31/002; A01K31/06; A01K31/08
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
150 words
A collapsible animal cage comprising: a cover frame having two pairs of pivot projections, each pair of which extend downwards at different distances from both sides of each end, the two lower pivot projections being positioned in one side of the cover frame and the two higher pivot projections in the other side; a pair of side plates, one of which is higher than the other, each having a bottom groove in its lower end, the upper parts of the higher and the lower side plates being pivotally mounted to the lower and the higher pivot projections of the cover frame; a pair of end plates whose upper parts are pivotally mounted to the end portions of the cover frame and whose lower parts are fixed to the side plates and are detachable therefrom; and a bottom plate which is slidably inserted in the bottom grooves of the side plates.
Claim 2
Dependent Claim
150 words
A collapsible animal cage comprising: a cover frame having two pairs of pivot projections, each pair of which extend downwards at different distances from both sides of each end, the two lower pivot projections being positioned in one side of the cover frame and the two higher pivot projections in the other side; a pair of side plates, one of which is higher than the other, each having a bottom groove in its lower end, the upper parts of the higher and the lower side plates being pivotally mounted to the lower and the higher pivot projections of the cover frame; a pair of end plates whose upper parts are pivotally mounted to the end portions of the cover frame and whose lower parts are fixed to the side plates and are detachable therefrom; and a bottom plate which is slidably inserted in the bottom grooves of the side plates.
Claim 3
Dependent Claim
20 words
A cage according to claim 1, wherein a carry handle is mounted to one of sides of the cover frame.
Claim 4
Dependent Claim
42 words
A cage according to claim 1 or 2, wherein the lower parts of the end plates are fixed to the side plates by inserting detachable pins in stop holes formed in the end plates via side holes formed in the side plates.
Claim 5
Dependent Claim
15 words
A cage according to claim 3, wherein the end plates are made of metallic net.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-05-26 | 1989-11-25 | 1990-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-05-26 | 1993-11-25 | 1994-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-05-26 | 1997-11-25 | 1998-05-27 | $7700.00 | Window Closed / Lapsed |