US4291041A
Expired / Lapsed
US
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Alicyclic piperidine derivatives as insect repellents
Assignee: United States Department of Agriculture
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Filing: 1979-02-02
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Granted: 1981-09-22
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Expires: 1999-02-02
Abstract
Abstract A number of alicyclic carboxamides of the formula <IMAGE> wherein n, R1, R2, and R3 are defined hereinbelow have been found to be useful insect repellents.
Inventors
- 👤 Terrence P. McGovern
- 👤 Carl E. Schreck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:08
CPC Classifications
C; C07; C07D; C07D265/00; C07D265/28; C07D265/30; A; A01; A01N; A01N37/00; A01N37/18; A01N43/00; A01N43/34; A01N43/40; C07D211/00; C07D211/04; C07D211/68; C07D211/70; C07D295/00; C07D295/16; C07D295/18; C07D295/182; C07D295/185
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
114 words
In an insect repellent composition containing an insect repelling effective amount of an active ingredient and a carrier, the improvement wherein said active ingredient is selected from the group consisting of (a) a compound of the, formula ##STR14## wherein R 3 is one of the groups, A, B, or C ##STR15## R is hydrogen or lower alkyl, n the positive integer one, two, or three, and R 1 and R 2 together with the N is selected from the group consisting of 1-piperidyl, 2-methyl-1-piperidyl, 3-methyl-1-piperidyl, 4-methyl-1-piperidyl, 2-ethyl-1-piperidyl, and 2,6-dimethyl-1-piperidyl; (b) a compound of the formula ##STR16## wherein R 1 and R 2 taken together with the N is 2-methyl-1-piperidyl, 3-methyl-1-piperidyl, 4-methyl-1-piperidyl, 2-ethyl-1-piperidyl or 2,6-dimethyl-1-piperidyl.
Claim 2
Dependent Claim
114 words
In an insect repellent composition containing an insect repelling effective amount of an active ingredient and a carrier, the improvement wherein said active ingredient is selected from the group consisting of (a) a compound of the, formula ##STR14## wherein R 3 is one of the groups, A, B, or C ##STR15## R is hydrogen or lower alkyl, n the positive integer one, two, or three, and R 1 and R 2 together with the N is selected from the group consisting of 1-piperidyl, 2-methyl-1-piperidyl, 3-methyl-1-piperidyl, 4-methyl-1-piperidyl, 2-ethyl-1-piperidyl, and 2,6-dimethyl-1-piperidyl; (b) a compound of the formula ##STR16## wherein R 1 and R 2 taken together with the N is 2-methyl-1-piperidyl, 3-methyl-1-piperidyl, 4-methyl-1-piperidyl, 2-ethyl-1-piperidyl or 2,6-dimethyl-1-piperidyl.
Claim 3
Dependent Claim
19 words
An insect repellent composition according to claim 1 wherein the R 3 substituent in the active ingredient is ##STR17##
Claim 4
Dependent Claim
19 words
An insect repellent composition according to claim 2 wherein R is hydrogen and n is one, two, or three.
Claim 5
Dependent Claim
19 words
An insect repellent composition according to claim 1 wherein the R 3 substituent in the active ingredient is ##STR18##
Claim 6
Dependent Claim
19 words
An insect repellent composition according to claim 1 wherein the R 3 substituent in the active ingredient is ##STR19##
Claim 7
Dependent Claim
21 words
An insect repellent composition according to claim 5 wherein R 1 and R 2 taken together with the N is 1-piperidyl.
Claim 8
Dependent Claim
23 words
A compound of the formula ##STR20## wherein R lower alkyl, and R 1 and R 2 taken together with the N is 1-piperidyl.
Claim 9
Dependent Claim
23 words
A compound of the formula ##STR20## wherein R lower alkyl, and R 1 and R 2 taken together with the N is 1-piperidyl.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-09-21 | 1985-03-23 | 1985-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-09-21 | 1989-03-23 | 1989-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-09-21 | 1993-03-23 | 1993-09-22 | $7700.00 | Window Closed / Lapsed |