US2704243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of defoliation
Assignee: Chipman Chemical Co Inc
•
Filing: 1952-04-10
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Granted: 1955-03-15
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Expires: 1972-04-10
Abstract
No abstract record available.
Inventors
- 👤 Frank J Seibert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:34
CPC Classifications
A; A01; A01N; A01N59/00; A01N59/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A METHOD OF DEFOLIATING COTTON AND OTHER PLANTS WHICH COMPRISES APPLYING THERETO IN THE FORM OF AN AQUEOUS SOLUTION AND AT A RATE OF 2 TO 10 POUNDS PER ACRE, A COMPOSITION CONSISTING ESSENTIALLY OF 25 TO 60% OF SODIUM CHLORATE AND 75 TO 40% OF A SODIUM POLYBORATE OF THE GENERAL FORMULA NA2O. (B2O3)Z, WHERE X IS A NUMBER FROM 4. 16 TO 7.
Claim 2
Independent Claim
65 words
A METHOD OF DEFOLIATING COTTON AND OTHER PLANTS WHICH COMPRISES APPLYING THERETO IN THE FORM OF AN AQUEOUS SOLUTION AND AT A RATE OF 2 TO 10 POUNDS PER ACRE, A COMPOSITION CONSISTING ESSENTIALLY OF 25 TO 60% OF SODIUM CHLORATE AND 75 TO 40% OF A SODIUM POLYBORATE OF THE GENERAL FORMULA NA2O. (B2O3)Z, WHERE X IS A NUMBER FROM 4. 16 TO 7.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-14 | 1958-09-13 | 1959-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-14 | 1962-09-13 | 1963-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-14 | 1966-09-13 | 1967-03-15 | $7700.00 | Window Closed / Lapsed |