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US3939218A
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P-Tert-butyl-diphenylalkane insecticides
Assignee: Bayer CropScience Inc USA
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Filing: 1974-08-23
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Granted: 1976-02-17
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Expires: 1994-08-23
Abstract
Abstract 1,1-Diphenylalkanes having a p-tert-butyl and a p'-alkyl group substituted thereon are a new class of compounds possessing a broad range of insecticidal activity.
Inventors
- 👤 Jerry G. Strong
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 10:02
CPC Classifications
C; C07; C07C; C07C49/00; C07C49/76; C07C49/80; C07C17/00; C07C17/26; C07C17/263; C07C22/00; C07C22/02; C07C22/04; C07C45/00; C07C45/45; C07C45/46
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
47 words
A compound having the following general structure: ##SPC5## wherein R is selected from the group consisting of CH 3 and C 2 H 5 , a is chloro, b is selected from the group consisting of CH 3 and C 2 H 5 and c is hydrogen.
Claim 2
Dependent Claim
47 words
A compound having the following general structure: ##SPC5## wherein R is selected from the group consisting of CH 3 and C 2 H 5 , a is chloro, b is selected from the group consisting of CH 3 and C 2 H 5 and c is hydrogen.
Claim 3
Dependent Claim
26 words
The compound of claim 1 wherein R is C 2 H 5 , a is chloro, b is C 2 H 5 and c is hydrogen.
Claim 4
Dependent Claim
24 words
The compound of claim 1 wherein R is CH 3 , a is chloro, b is C 2 H 5 and c is hydrogen.
Claim 5
Dependent Claim
24 words
The compound of claim 1 wherein R is C 2 H 5 , a is chloro, b is CH 3 and c is hydrogen.
References Cited (Backward Citations)
US2883428A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-02-16 | 1979-08-18 | 1980-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-02-16 | 1983-08-18 | 1984-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-02-16 | 1987-08-18 | 1988-02-17 | $7700.00 | Window Closed / Lapsed |