US4183953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aqueous ammonium isobutyrate-isobutyric acid solution useful for preserving seeds, silage, and other feedstuff
Assignee: WR Grace and Co
•
Filing: 1978-03-22
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Granted: 1980-01-15
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Expires: 1998-03-22
Abstract
Abstract An aqueous solution comprising ammonium isobutyrate and isobutyric acid is useful for preventing the development of rot and mildew on seeds, silage, and other feedstuff. Said solution has a crystallization temperature between about -20 DEG F. and -40 DEG F.
Inventors
- 👤 Ebbe R. Skov
- 👤 Roderick B. Judge
- 👤 Geoffrey Hemphill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:18
CPC Classifications
C; C07; C07C; C07C53/00; C07C53/124; A; A01; A01N; A01N37/00; A01N37/02; A23; A23B; A23B9/00; A23B9/16; A23B9/24; A23B9/26; A23K; A23K30/00; A23K30/10; A23K30/15
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
66 words
A solution useful for preventing rot and mildew from forming on feedstuff including seeds, said solution: (a) consisting essentially of water, ammonium isobutyrate, and isobutyric acid; and (b) having: (i) a nominal ammonium isobutyrate content of about 54-62%; (ii) an actual isobutyric acid content of about 2.5-8%; (iii) a crystallization temperature of about -20° F. to about -40° F.; and (iv) a pH of about 6.8-7.2.
Claim 2
Dependent Claim
66 words
A solution useful for preventing rot and mildew from forming on feedstuff including seeds, said solution: (a) consisting essentially of water, ammonium isobutyrate, and isobutyric acid; and (b) having: (i) a nominal ammonium isobutyrate content of about 54-62%; (ii) an actual isobutyric acid content of about 2.5-8%; (iii) a crystallization temperature of about -20° F. to about -40° F.; and (iv) a pH of about 6.8-7.2.
Claim 3
Dependent Claim
21 words
The solution of claim 1 in which said solution has a density of about 8.67-8.68 pounds per gallon at 78° F.
Claim 4
Dependent Claim
17 words
The solution of claim 1 in which said solution has a nominal ammonium isobutyrate content of 55-60%.
Claim 5
Dependent Claim
21 words
The solution of claim 3 in which said solution has a density of about 8.67-8.68 pounds per gallon at 78° F.
Claim 6
Dependent Claim
35 words
The solution of claim 3 in which said solution has a coefficient of expansion of about -0.0024 to -0.0027 pound per gallon per degree F over a temperature range of 32° F. to 78° F.
Claim 7
Dependent Claim
22 words
The solution of claim 5 in which said solution has a refractive index of about 1.406 to about 1.416 at 77° F.
Claim 8
Dependent Claim
27 words
The solution of claim 3 in which said solution has a specific conductance of about 3.3×10 -2 Mhos per centimeter to about 4×10 -2 Mhos per centimeter.
Claim 9
Dependent Claim
36 words
The solution of claim 1 in which said solution has a coefficient of expansion of about -0.0024 to about -0.0027 pound per gallon per degree F over a temperature range of 32° F. to 78° F.
Claim 10
Dependent Claim
22 words
The solution of claim 8 in which said solution has a refractive index of about 1.405 to about 1.417 at 77° F.
Claim 11
Dependent Claim
27 words
The solution of claim 1 in which said solution has a specific conductance of about 3.1×10 -2 Mhos per centimeter to about 4×10 -2 Mhos per centimeter.
Claim 12
Dependent Claim
20 words
The solution of claim 1 in which said solution has a viscosity of about 35-75 centipoises at about 10°-20° F.
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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) | 1983-01-14 | 1983-07-16 | 1984-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-01-14 | 1987-07-16 | 1988-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-01-14 | 1991-07-16 | 1992-01-15 | $7700.00 | Window Closed / Lapsed |