US4352943A
Expired / Lapsed
US
⏱️ 0.0 years remaining
3-Butadienyl-2,4,4-trimethylcyclohex-2-enone and derivatives thereof
Assignee: Givaudan Roure Corp
•
Filing: 1978-03-22
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Granted: 1982-10-05
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Expires: 1998-03-22
Abstract
Abstract The preparation and use as odorant and/or flavorant of compounds having the formula: <IMAGE> I wherein R represents a butyl, but-2-en-yl or 1,3-butadienyl group.
Inventors
- 👤 Roman Kaiser
- 👤 Dietmar Lamparsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 19:51
CPC Classifications
C; C07; C07C; C07C403/00; C07C403/24; C07C403/02; C07C403/06; C07C403/08; C07C403/14; C07C403/16; C07C45/00; C07C45/61; C07C45/62; C07C49/00; C07C49/587; C07C49/603; C07D; C07D303/00; C07D303/02; C07D303/12; C07D303/32; C11; C11B; C11B9/00; C11B9/0026; C11B9/0034; C07C2601/00; C07C2601/12; C07C2601/16
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
19 words
The compound 2,4,4-Trimethyl-3-butyl-cyclohex-2-en-1-one excepting mixtures containing same which are derived from, or identical to those derived from, natural sources.
Claim 2
Dependent Claim
19 words
The compound 2,4,4-Trimethyl-3-butyl-cyclohex-2-en-1-one excepting mixtures containing same which are derived from, or identical to those derived from, natural sources.
Claim 3
Dependent Claim
3 words
Practically pure 2,4,4-Trimethyl-3-(buta-2-en-1-yl)-cyclohex-2-en-1-one.
Claim 4
Dependent Claim
3 words
Practically pure 2,4,4-Trimethyl-3-(buta-2-en-1-yl)-cyclohex-2-en-1-one.
Claim 5
Dependent Claim
3 words
Practically pure 2,4,4-Trimethyl-3-butyl-cyclohex-2-en-1-one.
Claim 6
Dependent Claim
3 words
Practically pure 2,4,4-Trimethyl-3-butyl-cyclohex-2-en-1-one.
References Cited (Backward Citations)
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Cited
US2827481A
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US3268589A
Cited
US3217718A
Cited
US3927107A
Cited
US3931327A
Cited
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-10-04 | 1986-04-05 | 1986-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-10-04 | 1990-04-05 | 1990-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-10-04 | 1994-04-05 | 1994-10-05 | $7700.00 | Window Closed / Lapsed |