US2992978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for producing flavor constituents
Assignee: Individual
•
Filing: 1958-10-13
•
Granted: 1961-07-18
•
Expires: 1978-10-13
Abstract
No abstract record available.
Inventors
- 👤 Edgar J Kelly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:09
CPC Classifications
B; B01; B01D; B01D3/00; B01D3/10; A; A23; A23F; A23F3/00; A23F3/40; A23F3/42; A23F3/426; A23F5/00; A23F5/46; A23F5/48; A23F5/50; A23F5/505; A23L; A23L27/00; A23L27/10; A23L27/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
IN A SYSTEM FOR THE RECOVERY OF VOLATILE FLAVOR AND ODOR CONSTITUENTS IN CONCENTRATED FORM FROM AQUEOUS MEDIA CONTAINING SAID CONSITUTENTS, SAID SYSTEM INCLUDING A FRACTIONATING COLUMN, A PLURALITY OF CONDENSERS CONNECTED IN SERIES WITH THE VAPOR OUTLET OF SAID COLUMN AND A SINGLE SOURCE OF VACUUM CONNECTED TO THE LAST OF SAID CONDENSERS, THE PROVISION OF: MEANS OF MAINTAINING SAID SERIES OF CONDENSERS UNDER SUBSTANTIALLY UNIFORM SUBATMOSPHERIC PRESSURE COMPRISING A CONSTANT PRESSURE DEVICE INCLUDING A HOUSING HAVING AN UPPER PORTION IN COMMUNICATION WITH GASES FROM THE LAST OF SAID CONDENSERS AND IN COMMUNICATION WITH THE SOURCE OF VACUUM, AND A LOWER PORTION CONTAINING A BODY OF WATER EXPOSED TO GASES IN SAID UPPER PORTION, AND TEMPERATURE-RESPONSIVE
Claim 2
Dependent Claim
117 words
IN A SYSTEM FOR THE RECOVERY OF VOLATILE FLAVOR AND ODOR CONSTITUENTS IN CONCENTRATED FORM FROM AQUEOUS MEDIA CONTAINING SAID CONSITUTENTS, SAID SYSTEM INCLUDING A FRACTIONATING COLUMN, A PLURALITY OF CONDENSERS CONNECTED IN SERIES WITH THE VAPOR OUTLET OF SAID COLUMN AND A SINGLE SOURCE OF VACUUM CONNECTED TO THE LAST OF SAID CONDENSERS, THE PROVISION OF: MEANS OF MAINTAINING SAID SERIES OF CONDENSERS UNDER SUBSTANTIALLY UNIFORM SUBATMOSPHERIC PRESSURE COMPRISING A CONSTANT PRESSURE DEVICE INCLUDING A HOUSING HAVING AN UPPER PORTION IN COMMUNICATION WITH GASES FROM THE LAST OF SAID CONDENSERS AND IN COMMUNICATION WITH THE SOURCE OF VACUUM, AND A LOWER PORTION CONTAINING A BODY OF WATER EXPOSED TO GASES IN SAID UPPER PORTION, AND TEMPERATURE-RESPONSIVE
References Cited (Backward Citations)
US1540035A
Cited
US2152155A
Cited
US2406375A
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US2680708A
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US2680687A
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US2641550A
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US2856944A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-17 | 1965-01-16 | 1965-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-17 | 1969-01-16 | 1969-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-17 | 1973-01-16 | 1973-07-18 | $7700.00 | Window Closed / Lapsed |