US3665040A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pesticides
Assignee: F Hoffmann La Roche AG
•
Filing: 1970-05-19
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Granted: 1972-05-23
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Expires: 1990-05-19
Abstract
Abstract Isoprenoid compounds having the general formula OR A SALT THEREOF, USEFUL FOR HINDERING OR IMPEDING THE METAMORPHOSIS AND REPRODUCTION OF ARTHROPODES ARE DISCLOSED. These compounds are exemplified by farnesyl methyl ether and farnesyl-n-butyl ether.
Inventors
- 👤 Rudolf Ruegg
- 👤 Peter Schmialek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:05
CPC Classifications
C; C07; C07C; C07C321/00; C08; C08G; C08G67/00; Y; Y10; Y10S; Y10S424/00; Y10S424/12
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
2 words
Farnesyl-n-butyl ether.
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) | 1975-05-23 | 1975-11-22 | 1976-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-23 | 1979-11-22 | 1980-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-23 | 1983-11-22 | 1984-05-23 | $7700.00 | Window Closed / Lapsed |