US3798273A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intermediate for synthesis of housefly sex attractant
Assignee: Research Corp
•
Filing: 1972-11-29
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Granted: 1974-03-19
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Expires: 1992-11-29
Abstract
Abstract THE INVENTION RELATES TO COMPOUNDS OF THE FORMULA CH3-(CH2)7-CH=CH-(CH2)X-CO-(CH2)Y-CH3 (CIS) WHEREIN X IS AN INTEGER FROM 7 TO 11, INCLUSIVE, AND Y IS AN INTEGER FROM 0 TO 4 INCLUSIVE, SAID KETONE CONTAINING 23 CARBON ATOMS WHICH ARE USEFUL IN THE SYNTHESIS OF THE HOUSEFLY SEX ATTRACTANT OF THE FORMULA CH3-(CH3)7-CH=CH-(CH2)12-CH3 (CIS)
Inventors
- 👤 R Cargill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:14
CPC Classifications
C; C07; C07C; C07C49/00; C07C49/20; C07C49/203; C07C1/00; C07C1/20; C07C1/22; C07C45/00; C07C45/45
Claims Analysis
Total Claims: 0
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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) | 1977-03-18 | 1977-09-17 | 1978-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-03-18 | 1981-09-17 | 1982-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-03-18 | 1985-09-17 | 1986-03-19 | $7700.00 | Window Closed / Lapsed |