Patent US3822315A successfully refreshed from Google Patents.
US3822315A
Expired / Lapsed
US
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Cycloaliphatic crotonyl compounds
Assignee: Dragoco Gerberding and Co GmbH
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Filing: 1971-05-24
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Granted: 1974-07-02
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Expires: 1991-05-24
Abstract
Abstract THE INVENTION PROVIDEDS NEW CYCLOALIPHATIC CROTONYL COMPOUNDS OF THE TYPE OF TRANS-2,4,4-TRIMETHYL-1-CROTONYLCYCLOHEX-2-ENE WHEREIN THE 3-POSITION OF THE CYCLOHEXENE MAY CONTAIN A HYDROGEN OR A LOWER ALKYL. THE INVENTION PROVIDES A PRODUCTION OF THESE COMPOUNDS, AND THE USE OF THEE COMPOUNDS AS ODORIFEROUS AGENTS FOR PERFUMES AND OTHER INDUSTRIES.
Inventors
- 👤 E Klein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:03
CPC Classifications
C; C07; C07C; C07C403/00; C07C403/14; C07C403/16; C11; C11B; C11B9/00; C11B9/0026; C11B9/0034; C07C2601/00; C07C2601/12; C07C2601/16
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) | 1977-07-01 | 1977-12-31 | 1978-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-01 | 1981-12-31 | 1982-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-01 | 1985-12-31 | 1986-07-02 | $7700.00 | Window Closed / Lapsed |