US2659688A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thallophytocidal composition containing metal-hydrazine salts and the method of using the same
Assignee: Mathieson Chemical Corp
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Filing: 1950-12-30
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Granted: 1953-11-17
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Expires: 1970-12-30
Abstract
No abstract record available.
Inventors
- 👤 Edward C Soule
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:04
CPC Classifications
A; A01; A01N; A01N59/00; A01N59/16; A01N59/20; C; C01; C01B; C01B21/00; C01B21/082; C01B21/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A COMPOSITION HAVING THALLOPHYTICIDAL PROPERTIES WHICH CONSISTS ESSENTIALLY OF A PULVERIZED SOLID INSECTICIDE CARRIER AND ABOUT 0.2 TO 5 WEIGHT PER CENT OF A DOUBLE SALT OF AN INORGANIC SALT OF A METAL HAVING AN ATOMIC NUMBER WITHIN THE GROUP 24 TO 30 INCLUSIVE WITH ONE OF THE GROUP CONSISTING OF HYDRAZINE AND HYDRAZINE SALTS AND WHICH IS CHARACTERIZED BY A PH OF 4 TO 8 WHEN IN WATER DILUTION.
Claim 2
Dependent Claim
70 words
A COMPOSITION HAVING THALLOPHYTICIDAL PROPERTIES WHICH CONSISTS ESSENTIALLY OF A PULVERIZED SOLID INSECTICIDE CARRIER AND ABOUT 0.2 TO 5 WEIGHT PER CENT OF A DOUBLE SALT OF AN INORGANIC SALT OF A METAL HAVING AN ATOMIC NUMBER WITHIN THE GROUP 24 TO 30 INCLUSIVE WITH ONE OF THE GROUP CONSISTING OF HYDRAZINE AND HYDRAZINE SALTS AND WHICH IS CHARACTERIZED BY A PH OF 4 TO 8 WHEN IN WATER DILUTION.
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) | 1956-11-16 | 1957-05-18 | 1957-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-16 | 1961-05-18 | 1961-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-16 | 1965-05-18 | 1965-11-17 | $7700.00 | Window Closed / Lapsed |