US3875241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bis-enolethers of substituted acetyl cyclohexanones
Assignee: Roure SA
•
Filing: 1971-01-28
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Granted: 1975-04-01
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Expires: 1991-01-28
Abstract
Abstract Novel diketones, illustrative of which is that having the formula AND DERIVATIVES THEREOF, ILLUSTRATIVE OF WHICH ARE LOWER ENOLETHERS SUCH AS THOSE OF THE FORMULA WHERE R represents a lower alkyl group. These compounds possess useful perfume properties.
Inventors
- 👤 Bernard Pierre Corbier
- 👤 Paul Jose Teisseire
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:13
CPC Classifications
C; C07; C07D; C07D317/00; C07D317/08; C07D317/72; C07C; C07C43/00; C07C43/02; C07C43/18; C07C43/188; C11; C11B; C11B9/00; C11B9/0026; C11B9/0034; C11B9/0042; C11B9/0046; C11B9/0057; C11B9/0069; C11B9/0073; C07C2601/00; C07C2601/02; C07C2601/12; C07C2601/16
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
5 words
COMPOUNDS HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
5 words
COMPOUNDS HAVING THE GENERAL FORMULA
Claim 3
Dependent Claim
13 words
Compounds as claimed in claim 1 wherein R1 and R2 represent methyl groups.
Claim 4
Dependent Claim
10 words
A compound as claimed in claim 1 which is 1-ethoxy-4-(1-ethoxyvinyl)-3,3,5,5-tetramethyl-cyclo-1-hexene.
Claim 5
Dependent Claim
5 words
A compound which is 1-ethoxy-4-(1-ethoxyvinyl)-3,5-dimethyl-3,5-dicyclopropyl-cyclo-1-hexene.
Claim 6
Dependent Claim
5 words
A compound which is 1-ethoxy-4-(1-ethoxyvinyl)-3,5-dimethyl-3,5-dicyclopropyl-cyclo-1-hexene.
References Cited (Backward Citations)
GB1141910A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-03-31 | 1978-09-30 | 1979-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-03-31 | 1982-09-30 | 1983-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-03-31 | 1986-09-30 | 1987-04-01 | $7700.00 | Window Closed / Lapsed |