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US4691664A
Expired / Lapsed
US
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Pet receptacle
Assignee: COOL WATER Corp A CORP OF PA
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Filing: 1986-02-05
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Granted: 1987-09-08
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Expires: 2006-02-05
Abstract
Abstract A dish-like receptacle for serving liquids to small animals whereby a coolant source maintains the liquid at a reduced temperature over extended periods. The coolant source is a frozen gel which may be refrozen, regenerated or replaced as needed.
Inventors
- 👤 William H. Crowell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:21
CPC Classifications
A; A01; A01K; A01K7/00; A01K7/02; A01K7/027; F; F25; F25D; F25D3/00; F25D3/02; F25D3/06; F25D3/08; F25D2303/00; F25D2303/08; F25D2303/082; F25D2303/0822; F25D2303/083; F25D2303/0831; F25D2303/084; F25D2303/0845; F25D2331/00; F25D2331/80; F25D2331/808
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
118 words
A dish-type pet feeding receptacle equipped with means for cooling potable liquids and maintaining same at reduced temperatures over extended periods which comprises: (1) a unitary container means consisting essentially of a cavity circumscribed by downwardly divergent inner walls and outer walls which are joined by a rim but otherwise spaced apart from a substantially liquid-free passageway of generally V-shaped cross section, said inner walls terminating in a flat base having a top-side and an underside and said outer walls extending downwardly beyond said inner walls and said base to form a peripheral support; and (2) a replacable coolant cartridge resting upon said peripheral support and being in intimate contact with substantially the entire underside of said base.
Claim 2
Dependent Claim
118 words
A dish-type pet feeding receptacle equipped with means for cooling potable liquids and maintaining same at reduced temperatures over extended periods which comprises: (1) a unitary container means consisting essentially of a cavity circumscribed by downwardly divergent inner walls and outer walls which are joined by a rim but otherwise spaced apart from a substantially liquid-free passageway of generally V-shaped cross section, said inner walls terminating in a flat base having a top-side and an underside and said outer walls extending downwardly beyond said inner walls and said base to form a peripheral support; and (2) a replacable coolant cartridge resting upon said peripheral support and being in intimate contact with substantially the entire underside of said base.
Claim 3
Dependent Claim
20 words
The receptable according to claim 1 wherein said cartridge contains a gelatinous composition having a freezing point greater that water.
Claim 4
Dependent Claim
19 words
The receptacle according to claim 1 wherein said outer walls include an aperture through which said cartridge is inserted.
Claim 5
Dependent Claim
44 words
The receptacle according to claim 1 wherein said outer walls include a pair of opposing flanges which extend laterally from its facing inner surfaces and which, in combination with the underside of said base, forms a channel into which said cartridge is slidingly engaged.
Claim 6
Dependent Claim
26 words
The receptacle according to claim 4 wherein the cartridge is in intimate contact with said base and fills the void between said flanges and said underside.
Claim 7
Dependent Claim
17 words
A receptacle according to claim 5 wherein said cartridge extends horizontally substantially across said V-shaped cross seciton.
Claim 8
Dependent Claim
25 words
The receptacle to claim 1 wherein said peripheral support encircles the base and forms an enclosure which prevents cool air from excaping into the atmosphere.
Claim 9
Dependent Claim
48 words
The receptacle according to claim 1 wherein the facing inner surfaces of said outer walls are joined by a flat lateral support having an upper surface and lower surface which, in combination with the underside of said base, forms a channel into which said cartridge is slidingly engaged.
Claim 10
Dependent Claim
23 words
The receptacle according to claim 8 wherein a flexible layer of insultating material is superimposed on the upper surface of said lateral support.
Claim 11
Dependent Claim
22 words
The receptacle according to claim 9 wherein said layer of insulating material is selected from among urethane and styrofoam in sheet form.
Claim 12
Dependent Claim
19 words
The receptacle according to claim 9 wherein said outer walls include an aperture through which said cartridge is inserted.
Claim 13
Dependent Claim
22 words
The receptacle according to claim 11 wherein the layer of insulating material includes a segment which extends upwardly to cover said aperture.
Claim 14
Dependent Claim
17 words
A receptacle according to claim 8 wherein said cartridge extends horizontally substantially across said V-shaped cross section.
References Cited (Backward Citations)
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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) | 1990-09-07 | 1991-03-09 | 1991-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-09-07 | 1995-03-09 | 1995-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-09-07 | 1999-03-09 | 1999-09-08 | $7700.00 | Window Closed / Lapsed |