US4298612A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insect repellents
Assignee: United States Department of Agriculture
•
Filing: 1979-05-18
•
Granted: 1981-11-03
•
Expires: 1999-05-18
Abstract
Abstract A number of novel carboxamides 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
2026-11-02 12:27
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; C07D211/06; C07D211/08; C07D211/10; C07D211/16; C07D211/68; C07D211/70; C07D295/00; C07D295/16; C07D295/18; C07D295/182; C07D295/185; Y; Y10; Y10S; Y10S424/00; Y10S424/10
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
130 words
A method of repelling stable flies, black flies, deer flies, sand flies, and mosquitoes comprising applying to the skin or to clothing an effective insect repellent amount of a compound of the formula ##STR13## wherein R 3 is one of the groups A, B, or C ##STR14## R is hydrogen or lower alkyl, and n is the positive integer one, two, or three and R 1 and R 2 taken together with the N is selected from the group consisting of ##STR15## wherein when x is methyl, y and z are hydrogen, and p is either methyl or hydrogen; when y is methyl, x, z, and p are hydrogen; when z is methyl, x, y, and p are hydrogen; and when x is ethyl, y, z, and p are hydrogen.
Claim 2
Independent Claim
130 words
A method of repelling stable flies, black flies, deer flies, sand flies, and mosquitoes comprising applying to the skin or to clothing an effective insect repellent amount of a compound of the formula ##STR13## wherein R 3 is one of the groups A, B, or C ##STR14## R is hydrogen or lower alkyl, and n is the positive integer one, two, or three and R 1 and R 2 taken together with the N is selected from the group consisting of ##STR15## wherein when x is methyl, y and z are hydrogen, and p is either methyl or hydrogen; when y is methyl, x, z, and p are hydrogen; when z is methyl, x, y, and p are hydrogen; and when x is ethyl, y, z, and p are hydrogen.
Claim 3
Dependent Claim
14 words
The method according to claim 1 wherein the compound is applied to the skin.
Claim 4
Dependent Claim
13 words
The method according to claim 1 wherein the compound is applied to cloth.
Claim 5
Dependent Claim
12 words
The method of claim 1 wherein the compound R 3 is ##STR16##
Claim 6
Dependent Claim
30 words
The method of claim 4 wherein R 1 and R 2 taken together with the N is selected from the group consisting of 2-methyl-1-piperidyl; 3-methyl-1-piperidyl; 4-methyl-1-piperidyl; 2-ethyl-1-piperidyl; 2,6-dimethyl-1-piperidyl; and 1-piperidyl.
Claim 7
Dependent Claim
13 words
The method of claim 1 wherein in the compound R 3 is ##STR17##
Claim 8
Dependent Claim
26 words
The method of claim 6 wherein R 1 and R 2 taken together with the N is selected from the group consisting of 1-piperidyl; and 2-methyl-1-piperidyl.
Claim 9
Dependent Claim
13 words
The method of claim 1 wherein in the compound R 3 is ##STR18##
Claim 10
Dependent Claim
18 words
The method of claim 8 wherein R 1 and R 2 taken together with the N is 1-piperidyl.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-11-02 | 1985-05-04 | 1985-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-11-02 | 1989-05-04 | 1989-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-11-02 | 1993-05-04 | 1993-11-03 | $7700.00 | Window Closed / Lapsed |