US4054576A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insect repellant compounds
Assignee: Zeneca Inc
•
Filing: 1975-12-12
•
Granted: 1977-10-18
•
Expires: 1995-12-12
Abstract
Abstract This application is directed to novel compounds useful as insect repellents. The compounds of this invention have the following generic formula: <IMAGE> wherein R is selected from the group consisting of hydrogen, alkyl, alkoxyalkyl, alkenyl, and cyanoalkyl; R1 is selected from the group consisting of alkyl, alkenyl, haloalkenyl, cycloalkenyl, alkoxyalkyl, and furfuryl; R and R1 taken together can form a ring structure selected from alkylene, alkyl substituted alkylene, alkenylene and alkyl substituted alkenylene.
Inventors
- 👤 Don R. Baker
- 👤 Francis H. Walker
- 👤 Peter E. Letchworth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:08
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/16; C07D295/18; C07D295/182; C07D295/185; C07D207/00; C07D207/02; C07D207/18; C07D207/20; C07D211/00; C07D211/04; C07D211/68; C07D211/70; C07D307/00; C07D307/02; C07D307/04; C07D307/10; C07D307/14; C07D307/34; C07D307/38; C07D307/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
A compound having the formula ##STR18##
Claim 2
Dependent Claim
6 words
A compound having the formula ##STR18##
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) | 1980-10-17 | 1981-04-18 | 1981-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-10-17 | 1985-04-18 | 1985-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-10-17 | 1989-04-18 | 1989-10-18 | $7700.00 | Window Closed / Lapsed |