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US3342581A
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Pesticidal wettable powder formulation
Assignee: GAF Chemicals Corp
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Filing: 1963-05-20
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Granted: 1967-09-19
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Expires: 1983-05-20
Abstract
No abstract record available.
Inventors
- 👤 Fred E Woodward
- 👤 Stefcik Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:44
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/12; A01N25/14; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A PESTICIDAL WETTABLE POWDER FORMULATION COMPRISING (A) A WATER-INSOLUBLE PESTICIDAL POWDER, (B) FROM ABOUT 0.3 TO ABOUT 25 PARTS BY WEIGHT PER 100 PARTS SAID POWDER OF A DISPERSING AGENT SELECTED FROM THE GROUP CONSISTING OF WATER-SOLUBLE LIGNIN SULFONATES AND ALKYL NAPHTHALENE SULFONATES, AND (C) FROM ABOUT 0.3 TO ABOUT 25 PARTS BY WEIGHT PER 100 PARTS SAID POWDER OF A WETTING AGENT CONSISTING OF A MIXTURE OF (1) A SURFACE-ACTIVE SUBSTANCE OF THE FORMULA
Claim 2
Dependent Claim
75 words
A PESTICIDAL WETTABLE POWDER FORMULATION COMPRISING (A) A WATER-INSOLUBLE PESTICIDAL POWDER, (B) FROM ABOUT 0.3 TO ABOUT 25 PARTS BY WEIGHT PER 100 PARTS SAID POWDER OF A DISPERSING AGENT SELECTED FROM THE GROUP CONSISTING OF WATER-SOLUBLE LIGNIN SULFONATES AND ALKYL NAPHTHALENE SULFONATES, AND (C) FROM ABOUT 0.3 TO ABOUT 25 PARTS BY WEIGHT PER 100 PARTS SAID POWDER OF A WETTING AGENT CONSISTING OF A MIXTURE OF (1) A SURFACE-ACTIVE SUBSTANCE OF THE FORMULA
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |