Patent USRE27670E successfully refreshed from Google Patents.
USRE27670E
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for producing a smoke- preparation
Assignee: —
•
Filing: 1971-05-19
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Granted: 1973-06-12
•
Expires: 1991-05-19
Abstract
Abstract METHOD OF OBTAINING SMOLE WHICH IMPARTS SMELL AND TASTE SIMILAR TO THOSE OF CONVENTIONALLY SMOKE-DRIED SAUSAGES AND WHICH IS FREE OF CARCINOGENIC COMPOUNDS AND BALLAST. WOOD IS DISTILLED IN EXCESS AIR AND SMOKE THEREFROM IS ABSORBED IN AN ALKALINE SOLUTION. UNDESIRED COMPOUNDS ARE EXTRACTED FROM THE SOLUTION WITH AN ORGANIC SOLVENT. (CARBON DIOXIDE IS INTRODUCED INTO) PHENOLATES CONTAINED IN THE AQUEOUS LAYER (TO CONVERT PHENOLATES) ARE CONVERTED INTO PHENOLS WHICH ARE THEN ALSO EXTRACTED WITH THE ORGANIC SOLVENT AND THEN DISSOLVED IN SAUSAGE MATERIAL, THE REMAINING AQUEOUS LAYER IS (DISSOLVED IN SAUSAGE MATERIAL) DISCARDED.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:53
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/16; C07C51/21; A; A23; A23B; A23B4/00; A23B4/044; A23B4/048; A23L; A23L13/00; A23L13/40; A23L13/42; A23L13/428; A23L27/00; A23L27/20; A23L27/26; A23L27/27
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) | 1976-06-11 | 1976-12-11 | 1977-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-11 | 1980-12-11 | 1981-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-11 | 1984-12-11 | 1985-06-12 | $7700.00 | Window Closed / Lapsed |