Patent US2900295A successfully refreshed from Google Patents.
US2900295A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of treating nematodes with thiourea and substituted-thiourea copper complexes
Assignee: Monsanto Chemicals Ltd
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Filing: 1957-04-17
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Granted: 1959-08-18
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Expires: 1977-04-17
Abstract
No abstract record available.
Inventors
- 👤 Bobbie D Stone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:49
CPC Classifications
C; C07; C07D; C07D233/00; C07D233/04; C07D233/28; C07D233/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
THE METHOD OF CONTROLLING NEMATODES WHICH COMPRISES EXPOSING SAID NEMATODES TO A TOXIC QUANTITY OF A NEMATOCIDAL COMPOSITION COMPRISING AS AN ESSENTIAL ACTIVE INGREDIENT A COPPER (1) COMPLEX SELECTED FROM THE CLASS CONSISTING OF THOSE HAVING 1 TO 3 MOLECULES OF THIOUREA PER COPPER ATOM, 1 TO 4 MOLECULES OF ETHYLENETHIOUREA PER COPPER ATOM, AND 1 TO 2 MOLECULES OF DIPHENYLTHIOUREA PER PER ATOM, AND 1 TO 2 MOLECULES OF DIPHENYLTHIOUREA PER COPPER ATOM, SAID RANGES SPECIFIED ABOVE BEING INCLUSIVE OF THE NUMBERS MENTIONED AND INCLUDING FRACTIONAL AS WELL AS INTERGER INTERMEDIATE NUMBERS.
Claim 2
Independent Claim
93 words
THE METHOD OF CONTROLLING NEMATODES WHICH COMPRISES EXPOSING SAID NEMATODES TO A TOXIC QUANTITY OF A NEMATOCIDAL COMPOSITION COMPRISING AS AN ESSENTIAL ACTIVE INGREDIENT A COPPER (1) COMPLEX SELECTED FROM THE CLASS CONSISTING OF THOSE HAVING 1 TO 3 MOLECULES OF THIOUREA PER COPPER ATOM, 1 TO 4 MOLECULES OF ETHYLENETHIOUREA PER COPPER ATOM, AND 1 TO 2 MOLECULES OF DIPHENYLTHIOUREA PER PER ATOM, AND 1 TO 2 MOLECULES OF DIPHENYLTHIOUREA PER COPPER ATOM, SAID RANGES SPECIFIED ABOVE BEING INCLUSIVE OF THE NUMBERS MENTIONED AND INCLUDING FRACTIONAL AS WELL AS INTERGER INTERMEDIATE NUMBERS.
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) | 1962-08-17 | 1963-02-16 | 1963-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-17 | 1967-02-16 | 1967-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-17 | 1971-02-16 | 1971-08-18 | $7700.00 | Window Closed / Lapsed |