Patent US3829504A successfully refreshed from Google Patents.
US3829504A
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US
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Novel di-lower alkyl and lower alkylene acetals of 2-and 3-phenyl-pentenals
Assignee: International Flavors and Fragrances Inc
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Filing: 1972-08-01
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Granted: 1974-08-13
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Expires: 1992-08-01
Abstract
Abstract NOVEL DI-LOWER ALKYLS OR LOWER ALKYLENE ACETALS OF 2AND 3-PHENYL-PHENTENALS USEFUL IN ALTERING THE AROMA AND/ OR ORGANOLEPTIC CHARACTERISTICS OF FOODSTUFF, FOODSTUFF FLAVOR ANDAROMA, TOBACCO, TOBACCO FLAVOR AND AROMA, PERFUME AND PERFUMED COMPOSITIONS, AND METHODS FOR PREPARING SAID ACETALS.
Inventors
- 👤 J Hall
- 👤 M Vock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:00
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/51; C07C45/516; A; A23; A23G; A23G1/00; A23G1/30; A23G1/56; A23L; A23L27/00; A23L27/20; A23L27/204; A24; A24B; A24B15/00; A24B15/18; A24B15/28; A24B15/30; A24B15/301; C07C45/56; C07D; C07D295/00; C07D295/02; C07D295/027; C07D295/03; C07D317/00; C07D317/08; C07D317/10; C07D317/12; A23G2200/00
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) | 1977-08-12 | 1978-02-11 | 1978-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-12 | 1982-02-11 | 1982-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-12 | 1986-02-11 | 1986-08-13 | $7700.00 | Window Closed / Lapsed |