Patent US3666495A successfully refreshed from Google Patents.
US3666495A
Expired / Lapsed
US
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Novel sulfur-containing compounds and compositions and processes therefor
Assignee: International Flavors and Fragrances Inc
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Filing: 1969-02-05
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Granted: 1972-05-30
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Expires: 1989-02-05
Abstract
Abstract NOVEL 3-SULFUR DERIVATIVES OF FURAN INCLUDING ALKYL FURAN-3-THIOLS AND BIS(ALKY-3-FURYL) SULFIDES AND DI-AND TETRAHYDRO DERIVATIVES THEREOF HAVING MEATY AND/OR ROASTED AROMAS AND FLAVORS; PROCESSES FOR PRODUCING SUCH 3-SULFUR DERIVATIVES; NOVEL FLAVORING COMPOSITIONS CONTAINING SUCH DERIVATIVES; AND NOVEL FOOD COMPOSITIONS CONTAINING SUCH DERIVATIVES.
Inventors
- 👤 William John Evers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 08:33
CPC Classifications
C; C07; C07D; C07D307/00; C07D307/02; C07D307/34; C07D307/56; C07D307/64; A; A23; A23L; A23L27/00; A23L27/20; A23L27/205; A23L27/2052
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) | 1975-05-30 | 1975-11-29 | 1976-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-30 | 1979-11-29 | 1980-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-30 | 1983-11-29 | 1984-05-30 | $7700.00 | Window Closed / Lapsed |