US2530814A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for aerating liquids
Assignee: Schenley Industries Inc
•
Filing: 1945-10-12
•
Granted: 1950-11-21
•
Expires: 1965-10-12
Abstract
No abstract record available.
Inventors
- 👤 Becze George De
- 👤 Alfred J Liebmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:57
CPC Classifications
C; C12; C12M; C12M27/00; C12M27/02; C12M27/08; B; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/233; B01F23/2331; B01F23/2334; B01F23/23341; B01F23/2335; B01F23/23352; B01F23/23353; B01F23/2336; B01F23/23364; B01F23/233641; B01F23/2366; B01F23/2368; B01F27/00; B01F27/80; B01F27/81; C12M27/18; C12M27/24; B01F23/23312; B01F27/05; B01F27/11; B01F27/111; B01F27/114; B01F27/1144; B01F27/19; B01F27/192
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-20 | 1954-05-22 | 1954-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-20 | 1958-05-22 | 1958-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-20 | 1962-05-22 | 1962-11-21 | $7700.00 | Window Closed / Lapsed |