US4120688A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of increasing sucrose yield of sugarcane
Assignee: Procter and Gamble Co
•
Filing: 1977-08-15
•
Granted: 1978-10-17
•
Expires: 1997-08-15
Abstract
Abstract Sucrose yield of sugarcane is increased by treatment prior to harvest with aminomethylphosphonic acid.
Inventors
- 👤 Geneva Gail Otten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:01
CPC Classifications
A; A01; A01N; A01N57/00; A01N57/18; A01N57/20
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
49 words
A method for increasing the sucrose yield of field grown sugarcane comprising applying to the cane at a time ranging from about 2 weeks to about 10 weeks prior to harvest aminomethylphosphonic acid in an amount ranging from about 0.1 pounds per acre to about 15 pounds per acre.
Claim 2
Independent Claim
49 words
A method for increasing the sucrose yield of field grown sugarcane comprising applying to the cane at a time ranging from about 2 weeks to about 10 weeks prior to harvest aminomethylphosphonic acid in an amount ranging from about 0.1 pounds per acre to about 15 pounds per acre.
Claim 3
Dependent Claim
29 words
A method as recited in claim 1 in which the aminomethylphosphonic acid is applied at a time ranging from about 3 weeks to about 9 weeks prior to harvest.
Claim 4
Dependent Claim
30 words
A method as recited in claim 2 in which the aminomethylphosphonic acid is applied in an amount ranging from about 0.25 pounds per acre to about 10 pounds per acre.
Claim 5
Dependent Claim
30 words
A method as recited in claim 3 in which the aminomethylphosphonic acid is applied in an amount ranging from about 0.5 pounds per acre to about 8 pounds per acre.
Claim 6
Dependent Claim
18 words
A method as recited in claim 4 in which the aminomethylphosphonic acid is applied in an aqueous composition.
Claim 7
Dependent Claim
36 words
A method as recited in claim 5 in which said aqueous composition comprises non-phytotoxic surfactant in an amount based on the weight of the water ranging from about 0.01% by weight to about 5% by weight.
Claim 8
Dependent Claim
35 words
A method as recited in claim 6 in which said aqueous composition comprises surfactant in an amount based on the weight of the water ranging from about 0.05% by weight to about 0.5% by weight.
Claim 9
Dependent Claim
26 words
A method as recited in claim 7 in which the surfactant is nonyl phenol condensed with 10.5 moles of ethylene oxide per mole of nonyl phenol.
References Cited (Backward Citations)
US3556762A
Cited
US3853530A
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US3799758A
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US3894861A
Cited
US3909233A
Cited
US3961934A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-10-16 | 1982-04-17 | 1982-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-10-16 | 1986-04-17 | 1986-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-10-16 | 1990-04-17 | 1990-10-17 | $7700.00 | Window Closed / Lapsed |