US3883558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
4-N-batyroxymethyl-1,3-dioxolanes
Assignee: Givaudan Roure Corp
•
Filing: 1972-07-12
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Granted: 1975-05-13
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Expires: 1992-07-12
Abstract
Abstract The present invention relates to novel flavourings, in particular certain dioxolane derivatives and a process for the manufacture thereof, to flavouring compositions containing said derivatives and with a method of imparting a flavour to materials by means of said derivatives.
Inventors
- 👤 Dietmar Lamparsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:46
CPC Classifications
C; C07; C07D; C07D317/00; C07D317/08; C07D317/10; C07D317/14; C07D317/18; C07D317/24; A; A23; A23L; A23L27/00; A23L27/20; A23L27/205; A23L27/2052
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
12 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF 2-(1''PROPENYL)-4-N-BUTYROXYMETHYL-DIOXOLANE, 2-METHYL-2-(1''HYDROXYETHYL)-4-N-BUTYROXYMETHYL-DIOXOLANE AND 2-(2''METHYL-PROPYL)-4-N-BUTYROXYMETHYL-DIOXOLANE.
Claim 2
Dependent Claim
12 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF 2-(1''PROPENYL)-4-N-BUTYROXYMETHYL-DIOXOLANE, 2-METHYL-2-(1''HYDROXYETHYL)-4-N-BUTYROXYMETHYL-DIOXOLANE AND 2-(2''METHYL-PROPYL)-4-N-BUTYROXYMETHYL-DIOXOLANE.
Claim 3
Dependent Claim
1 words
2-(1''-Propenyl)-4-n-butyroxymethyl-dioxolane.
Claim 4
Dependent Claim
1 words
2-(1''-Propenyl)-4-n-butyroxymethyl-dioxolane.
Claim 5
Dependent Claim
1 words
2-Methyl-2-(1''hydroxyethyl)-4-n-butyroxymethyl-dioxolane.
Claim 6
Dependent Claim
1 words
2-Methyl-2-(1''hydroxyethyl)-4-n-butyroxymethyl-dioxolane.
Claim 7
Dependent Claim
1 words
2-(2''-Methyl-propyl)-4-n-butyroxymethyl-dioxolane.
Claim 8
Dependent Claim
1 words
2-(2''-Methyl-propyl)-4-n-butyroxymethyl-dioxolane.
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) | 1978-05-12 | 1978-11-11 | 1979-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-05-12 | 1982-11-11 | 1983-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-05-12 | 1986-11-11 | 1987-05-13 | $7700.00 | Window Closed / Lapsed |