Patent US3882227A successfully refreshed from Google Patents.
US3882227A
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Insecticidal composition employing DDVP
Assignee: Individual
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Filing: 1972-10-05
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Granted: 1975-05-06
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Expires: 1992-10-05
Abstract
Abstract The present application relates to insecticidal materials containing 2,2 dichlorovinyl dimethyl phosphate and paradichlorobenzene.
Inventors
- 👤 Francis Edward Husba Bradburne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:16
CPC Classifications
A; A01; A01N; A01N57/00; A01N25/00; A01N25/18; A01N25/22; A01N29/00; A01N29/04; A01N57/10; A01N57/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
AM INSECTICIDAL MATERIAL COMPRISING A POROUS CERAMIC CARRIER IMPREGNATED WITH AT LEAST AN INSECTICIDAL AMOUNT OF A LIQUID MIXTURE OF 2,2 DICHLOROVINYL DIMETHYL PHOSPHATE AND FROM ABOUT 5 TO ABOUT 20 PERCENT BY WEIGHT OF PARADICHLOROBENZENE BASED ON THE TOTAL WEIGHT OF THE MIXTURE, THE POROSITY OF SAID CERAMIC CARRIER BEING SUFFICIENT TO ALLOW ABSORPTION THEREBY OF AN INSECTICIDAL AMOUNT OF THE LIQUID MIXTURE.
Claim 2
Dependent Claim
64 words
AM INSECTICIDAL MATERIAL COMPRISING A POROUS CERAMIC CARRIER IMPREGNATED WITH AT LEAST AN INSECTICIDAL AMOUNT OF A LIQUID MIXTURE OF 2,2 DICHLOROVINYL DIMETHYL PHOSPHATE AND FROM ABOUT 5 TO ABOUT 20 PERCENT BY WEIGHT OF PARADICHLOROBENZENE BASED ON THE TOTAL WEIGHT OF THE MIXTURE, THE POROSITY OF SAID CERAMIC CARRIER BEING SUFFICIENT TO ALLOW ABSORPTION THEREBY OF AN INSECTICIDAL AMOUNT OF THE LIQUID MIXTURE.
References Cited (Backward Citations)
US3364105A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-05-05 | 1978-11-04 | 1979-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-05-05 | 1982-11-04 | 1983-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-05-05 | 1986-11-04 | 1987-05-06 | $7700.00 | Window Closed / Lapsed |