US3063893A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized pyrethrum compositions
Assignee: Pyrethrum Board of Kenya
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Filing: 1960-11-21
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Granted: 1962-11-13
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Expires: 1980-11-21
Abstract
No abstract record available.
Inventors
- 👤 Goldberg Alan August
- 👤 Smith Harold John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:23
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/22; A01N53/00; A01N65/00; A01N65/08; A01N65/12; Y; Y02; Y02A; Y02A50/00; Y02A50/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
AN INSECTICIDAL COMPOSITION HAVING AS AN ACTIVE CONSTITUENT THEREOF AT LEAST ONE INSECTICIDE PRESENT IN PYRETHRUM EXTRACT AND CONTAINING, AS A STABILIZER THEREFOR, A DYESTUFF SUITABLE FOR INCORPORATION IN FOODSTUFFS SELECTED FROM THE GROUP CONSISTING OF 1-PHENYLAZO-2-AMINOAPHTHYLAMINE AND 2,4-DIHYDROXYAZOBENZENE PRESENT IN AN AMOUNT OF FROM 50 TO 250% OF THE WEIGHT OF SAID INSECTICIDE.
Claim 2
Dependent Claim
54 words
AN INSECTICIDAL COMPOSITION HAVING AS AN ACTIVE CONSTITUENT THEREOF AT LEAST ONE INSECTICIDE PRESENT IN PYRETHRUM EXTRACT AND CONTAINING, AS A STABILIZER THEREFOR, A DYESTUFF SUITABLE FOR INCORPORATION IN FOODSTUFFS SELECTED FROM THE GROUP CONSISTING OF 1-PHENYLAZO-2-AMINOAPHTHYLAMINE AND 2,4-DIHYDROXYAZOBENZENE PRESENT IN AN AMOUNT OF FROM 50 TO 250% OF THE WEIGHT OF SAID INSECTICIDE.
References Cited (Backward Citations)
US2772198A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |