US4348400A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pyridylpropyl alkyl-substituted benzoates and their use as insect repellents
Assignee: Zeneca Inc
•
Filing: 1981-05-07
•
Granted: 1982-09-07
•
Expires: 2001-05-07
Abstract
Abstract Compounds having the formula ##STR1## in which R is C 1 -C 4 alkyl, are effective insect repellents.
Inventors
- 👤 Rayman Y. Wong
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:22
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/24; C07D213/28; C07D213/30; A; A01; A01N; A01N43/00; A01N43/34; A01N43/40
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
38 words
A method of repelling insects from a locus to be protected therefrom, comprising applying to said locus an effective insect repelling amount of a compound having the formula ##STR4## in which R is C 1 -C 4 alkyl.
Claim 2
Independent Claim
38 words
A method of repelling insects from a locus to be protected therefrom, comprising applying to said locus an effective insect repelling amount of a compound having the formula ##STR4## in which R is C 1 -C 4 alkyl.
Claim 3
Dependent Claim
11 words
A method according to claim 1 in which R is 2-methyl.
Claim 4
Dependent Claim
19 words
A method according to claim 1 in which the compound is applied in an amount effective to repel mosquitos.
Claim 5
Dependent Claim
19 words
A method according to claim 1 in which the compound is applied in an amount effective to repel houseflies.
References Cited (Backward Citations)
US4184040A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-09-06 | 1986-03-08 | 1986-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-09-06 | 1990-03-08 | 1990-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-09-06 | 1994-03-08 | 1994-09-07 | $7700.00 | Window Closed / Lapsed |