Patent US3158535A successfully refreshed from Google Patents.
US3158535A
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Pyrethrin-elastomer insecticidal composition and method
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1961-10-02
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Granted: 1964-11-24
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Expires: 1981-10-02
Abstract
No abstract record available.
Inventors
- 👤 Beerbower Alan
- 👤 Harry W Rudel
- 👤 Frederick A Baumle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:18
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/08; A01N25/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
AN IMPROVED METHOD FOR KILLING INSECTS, WHICH METHOD COMPRISES: SPRAYING ON SAID INSECTS AN INSECTICIDAL COMPOSITION CONTAINING A SMALL AMOUNT OF A PESTICIDAL TOXICANT COMPRISING PYRETHRINS AND A SMALL AMOUNT OF A COMPOUND SUFFICIENT TO ENHANCE THE INSECTICIDAL CHARACTERISTICS OF SAID COMPOSITION OF AN OIL SOLUBLE, HIGH MOLECULAR WEIGHT, AMORPHOUS, ESSENTIALLY LINEAR HYDROCARBON COMPOUND SELECTED FROM A GROUP CONSISTING OF UNVULCANIZED NATURAL RUBBER AND SYNTHETIC ELASTOMERS OBTAINED BY THE POLYMERIZATION OF FROM 85 TO 99.5 WEIGHT PERCENT OF A C4 TO C8 OLEFIN WITH A C4 TO C14 MULTIOLEFIN.
Claim 2
Dependent Claim
89 words
AN IMPROVED METHOD FOR KILLING INSECTS, WHICH METHOD COMPRISES: SPRAYING ON SAID INSECTS AN INSECTICIDAL COMPOSITION CONTAINING A SMALL AMOUNT OF A PESTICIDAL TOXICANT COMPRISING PYRETHRINS AND A SMALL AMOUNT OF A COMPOUND SUFFICIENT TO ENHANCE THE INSECTICIDAL CHARACTERISTICS OF SAID COMPOSITION OF AN OIL SOLUBLE, HIGH MOLECULAR WEIGHT, AMORPHOUS, ESSENTIALLY LINEAR HYDROCARBON COMPOUND SELECTED FROM A GROUP CONSISTING OF UNVULCANIZED NATURAL RUBBER AND SYNTHETIC ELASTOMERS OBTAINED BY THE POLYMERIZATION OF FROM 85 TO 99.5 WEIGHT PERCENT OF A C4 TO C8 OLEFIN WITH A C4 TO C14 MULTIOLEFIN.
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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) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |