Patent US4044158A successfully refreshed from Google Patents.
US4044158A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Caseinate replacement for pet food using a neutral chelating agent
Assignee: Quaker Oats Co
•
Filing: 1976-07-19
•
Granted: 1977-08-23
•
Expires: 1996-07-19
Abstract
Abstract A substantially neutral chelating agent combines with a vegetable protein and an amylaceous material to form a suitable composition which at least partially replaces a casein salt in a semi-moist pet food.
Inventors
- 👤 Morris P. Burkwall, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:17
CPC Classifications
A; A23; A23K; A23K50/00; A23K50/40; A23K50/45; A23K20/00; A23K20/10; A23K20/105; A23K20/20; A23K20/26; Y; Y10; Y10S; Y10S426/00; Y10S426/805
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
122 words
In a marbled, semi-moist pet food comprising: about 5 percent to about 50 percent by weight meat or meat by-products; about 15 to about 50 percent by weight moisture content; about 5 percent to about 35 percent by weight sugar; up to about 1 percent by weight of an antimycotic; about 1 to bout 20 percent by weight polyhydric component; and casein salt, the improvement comprising replacing at least part of the casein salt with about 1 to about 26 percent by weight vegetable protein; about 4 to about 25 percent by weight starch; and at least 0.01 percent by weight of at least one edible substantially neutral chelating agent -- wherein the pH of the pet food is 6.3 to 7.2
Claim 2
Dependent Claim
122 words
In a marbled, semi-moist pet food comprising: about 5 percent to about 50 percent by weight meat or meat by-products; about 15 to about 50 percent by weight moisture content; about 5 percent to about 35 percent by weight sugar; up to about 1 percent by weight of an antimycotic; about 1 to bout 20 percent by weight polyhydric component; and casein salt, the improvement comprising replacing at least part of the casein salt with about 1 to about 26 percent by weight vegetable protein; about 4 to about 25 percent by weight starch; and at least 0.01 percent by weight of at least one edible substantially neutral chelating agent -- wherein the pH of the pet food is 6.3 to 7.2
Claim 3
Dependent Claim
17 words
The semi-moist pet food of claim 1 wherein the chelating agent comprises 0.01 percent to 5 percent.
Claim 4
Dependent Claim
17 words
The semi-moist pet food of claim 2 wherein the chelating agent comprises 0.1 percent to 4 percent.
Claim 5
Dependent Claim
17 words
The semi-moist pet food of claim 3 wherein the chelating agent comprises 0.2 percent to 2 percent.
Claim 6
Dependent Claim
32 words
The semi-moist pet food of claim 4 wherein the chelating agent is at least one selected from the group consisting of a citrate, an ethylenediaminetetraacetate, a metaphosphate, a polyphosphate, and a pyrophosphate.
Claim 7
Dependent Claim
13 words
The pet food of claim 5 wherein the chelating agent is tetra-sodium pyrophosphate.
Claim 8
Dependent Claim
32 words
The pet food of claim 5 wherein the chelating agent is at least one selected from the group consisting of disodium calcium, ethylenediaminetetraacetate, sodium pyrophosphate, disodiumdihydrogen ethylenediaminetetraacetate, sodium hexametaphosphate, and sodium tripolyphosphate.
Claim 9
Dependent Claim
47 words
The semi-moist pet food of claim 5 wherein the starch comprises 8 percent to 15 percent by weight of the pet food and is at least one selected from the group consisting of regular corn starch, pregelatinized wheat flour, amylopectin corn starch, and acid hydrolyzed corn starch.
Claim 10
Dependent Claim
58 words
The semi-moist pet food of claim 8 wherein the vegetable protein comprises about 1 to about 26 percent by weight and is at least one selected from the group consisting of soybean, cottonseed, and peanut; and wherein the oil seeds are used in at least one form selected from the group consisting of meal, concentrate, isolate, and flour.
Claim 11
Dependent Claim
19 words
The semi-moist pet food of claim 9 wherein the vegetable protein is soy protein isolate and soy protein concentrate.
Claim 12
Dependent Claim
102 words
A semi-moist pet food comprising: about 5 percent to about 50 percent by weight meat or meat by-products; about 15 to about 50 percent by weight moisture content; about 5 percent to about 35 percent by weight sugar; up to about 1 percent by weight of an antimycotic; about 1 to about 20 percent by weight polyhydric component; about 1 to about 26 percent by weight vegetable protein; about 8 to about 15 percent by weight starch; and about 0.2 to about 2 percent by weight substantially neutral chelating agent -- wherein the pH of the pet food is 6.3 to 7.2
Claim 13
Dependent Claim
102 words
A semi-moist pet food comprising: about 5 percent to about 50 percent by weight meat or meat by-products; about 15 to about 50 percent by weight moisture content; about 5 percent to about 35 percent by weight sugar; up to about 1 percent by weight of an antimycotic; about 1 to about 20 percent by weight polyhydric component; about 1 to about 26 percent by weight vegetable protein; about 8 to about 15 percent by weight starch; and about 0.2 to about 2 percent by weight substantially neutral chelating agent -- wherein the pH of the pet food is 6.3 to 7.2
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) | 1980-08-22 | 1981-02-21 | 1981-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-08-22 | 1985-02-21 | 1985-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-08-22 | 1989-02-21 | 1989-08-23 | $7700.00 | Window Closed / Lapsed |