Patent US2668103A successfully refreshed from Google Patents.
US2668103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disulfides as synergists for 2, 4-d
Assignee: Phillips Petroleum Co
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Filing: 1950-03-31
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Granted: 1954-02-02
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Expires: 1970-03-31
Abstract
No abstract record available.
Inventors
- 👤 Lyle D Goodhue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:07
CPC Classifications
A; A01; A01N; A01N41/00; A01N41/12
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
38 words
A HERBICIDAL COMPOSITON OF MATTER COMPRISING A COMPOUND SELECTED FROM THE GROUP CONSISTING OF 2,4-DICHLOROPHENOXYACETIC ACID AND ITS SALTS AND ESTERS AND A COMPOUND SELECTED FROM THE GROUP OF COMPOUNDS WHICH CAN BE REPRESENTED BY THE GENERAL FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-01 | 1957-08-03 | 1958-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-01 | 1961-08-03 | 1962-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-01 | 1965-08-03 | 1966-02-02 | $7700.00 | Window Closed / Lapsed |