US2600861A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Maturing cotton
Assignee: Stauffer Chemical Co
•
Filing: 1949-12-28
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Granted: 1952-06-17
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Expires: 1969-12-28
Abstract
No abstract record available.
Inventors
- 👤 Kenneth L Englund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:20
CPC Classifications
D; D01; D01C; D01C1/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
80 words
A METHOD FOR MATURING COTTON TO CAUSE THE SHEDDING OF THE LEAVES AND THE UNIFORM OPENING OF COTTON BOLLS WHICH INCLUDES THE STEPS OF APPLYING TO THE FOLIAGE OF THE COTTON, AFTER THE CROP HAS BEEN MADE, AN ALKALI METAL, SATURATED ALKYL XANTHATE HAVING FROM ONE TO TWO CARBON ATOMS IN THE ALKYL GROUP, THE CONCENTRATION AND THE AMOUNT OF THE LATTER BEING SUCH AS TO EXERT A HERBICIDAL ACTION ON THE COTTON LEAF AND NOT ON THE PLANT STEMS.
References Cited (Backward Citations)
GB191215777A
Cited
US2562011A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-17 | 1955-12-17 | 1956-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-17 | 1959-12-17 | 1960-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-17 | 1963-12-17 | 1964-06-17 | $7700.00 | Window Closed / Lapsed |