Patent US3194730A successfully refreshed from Google Patents.
US3194730A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pesticidal formulation containing a complex of caco3 and sio2
Assignee: Rohm and Haas Co
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Filing: 1961-08-04
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Granted: 1965-07-13
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Expires: 1981-08-04
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Nemec
- 👤 Jr Edward A Nolan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:47
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A PESTICIDAL FORMULATION COMPRISING A PESTICIDE AND, AS A CARRIER THEREFOR, A SUBSTANTIALLY INSOLUBLE INTERMOLECULAR COMPLEX OF CALCIUM CARBONATE AND SILICON DIOXIDE WHICH CONTAINS FROM 7 TO 25% BY WEIGHT CALCULATED AS CARBON DIOXIDE, SAID CARRIER PREPAREDA BY REACTING CARBON DIOXIDE WITH A SUBSTANTIALLY INSOLUBLE DIATOMACEOUS CALCIUM SILICATE IN THE PRESENCE OF WATER.
Claim 2
Dependent Claim
53 words
A PESTICIDAL FORMULATION COMPRISING A PESTICIDE AND, AS A CARRIER THEREFOR, A SUBSTANTIALLY INSOLUBLE INTERMOLECULAR COMPLEX OF CALCIUM CARBONATE AND SILICON DIOXIDE WHICH CONTAINS FROM 7 TO 25% BY WEIGHT CALCULATED AS CARBON DIOXIDE, SAID CARRIER PREPAREDA BY REACTING CARBON DIOXIDE WITH A SUBSTANTIALLY INSOLUBLE DIATOMACEOUS CALCIUM SILICATE IN THE PRESENCE OF WATER.
References Cited (Backward Citations)
US2314188A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |