Patent US2843470A successfully refreshed from Google Patents.
US2843470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and product
Assignee: EIDP Inc
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Filing: 1957-02-08
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Granted: 1958-07-15
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Expires: 1977-02-08
Abstract
No abstract record available.
Inventors
- 👤 Norman E Searle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:47
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/54; C07C51/56; C07C63/00; C07C63/68; C07C63/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
THE METHOD FOR THE CONTROL OF UNDESIRABLE VEGETATION COMPRISING APPLYING TO THE LOCUS TO BE TREATED, IN AN AMOUNT SUFFICIENT TO EXERT HERBICIDAL ACTION, A COMPOUND REPRESENTED BY THE FORMULA
Claim 2
Independent Claim
30 words
THE METHOD FOR THE CONTROL OF UNDESIRABLE VEGETATION COMPRISING APPLYING TO THE LOCUS TO BE TREATED, IN AN AMOUNT SUFFICIENT TO EXERT HERBICIDAL ACTION, A COMPOUND REPRESENTED BY THE FORMULA
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) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |