US2519780A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Herbicidal formulations
Assignee: Monsanto Chemicals Ltd
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Filing: 1949-08-11
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Granted: 1950-08-22
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Expires: 1969-08-11
Abstract
No abstract record available.
Inventors
- 👤 Henry L Morrill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:56
CPC Classifications
C; C09; C09J; C09J187/00; A; A01; A01N; A01N39/00; A01N39/02; A01N39/04; C09K; C09K3/00; C09K3/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A NEW COMPOSITION OF MATTER COMPRISING A WATER SOLUBLE SALT OF 2,4-DICHLOROPHENOXYACETIC ACID AND A MINOR AMOUNT OF THE CONDENSATION PRODUCT OF ONE PART BY WEIGHT OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF ABIETIC ACID, TALL OIL, ROSIN AND MIXTURES THEREOF, AND FROM ABOUT 0.5 PART TO ABOUT 2.0 PARTS BY WEIGHT OF ETHYLENE OXIDE.
Claim 2
Dependent Claim
57 words
A NEW COMPOSITION OF MATTER COMPRISING A WATER SOLUBLE SALT OF 2,4-DICHLOROPHENOXYACETIC ACID AND A MINOR AMOUNT OF THE CONDENSATION PRODUCT OF ONE PART BY WEIGHT OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF ABIETIC ACID, TALL OIL, ROSIN AND MIXTURES THEREOF, AND FROM ABOUT 0.5 PART TO ABOUT 2.0 PARTS BY WEIGHT OF ETHYLENE OXIDE.
References Cited (Backward Citations)
GB467571A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-21 | 1954-02-20 | 1954-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-21 | 1958-02-20 | 1958-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-21 | 1962-02-20 | 1962-08-22 | $7700.00 | Window Closed / Lapsed |