Patent US3928616A successfully refreshed from Google Patents.
US3928616A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Derivatives of certain N-oxypyridyl geranyl ethers used in controlling insects
Assignee: Zeneca Inc
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Filing: 1974-10-24
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Granted: 1975-12-23
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Expires: 1994-10-24
Abstract
Abstract The compounds of the present invention that are useful in controlling insects are those having the formula IN WHICH R is hydrogen, halogen, or lower alkyl; R1 is methyl or ethyl; R2 is methyl or ethyl; A and B together form an oxygen bridge or a bond, or A is hydrogen and B is hydrogen, methoxy or ethoxy and the use of these compounds in controlling insects.
Inventors
- 👤 Ferenc M Pallos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:59
CPC Classifications
A; A01; A01N; A01N49/00; Y; Y10; Y10S; Y10S424/00; Y10S424/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
A METHOD OF IMPEDING THE METAMORPHOSIS OF TENEBRIO MOLITOR COMPRISING APPLYING THERETO IN ITS LARVAL STAGE A METAMORPHOSIS INHIBITING AMOUNT OF A COMPOUND OF THE FORMULA:
Claim 2
Independent Claim
26 words
A METHOD OF IMPEDING THE METAMORPHOSIS OF TENEBRIO MOLITOR COMPRISING APPLYING THERETO IN ITS LARVAL STAGE A METAMORPHOSIS INHIBITING AMOUNT OF A COMPOUND OF THE FORMULA:
References Cited (Backward Citations)
US3790680A
Cited
US3842128A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-12-22 | 1979-06-23 | 1979-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-12-22 | 1983-06-23 | 1983-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-12-22 | 1987-06-23 | 1987-12-23 | $7700.00 | Window Closed / Lapsed |