US2634109A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for stabilizing and homogenizing liquid mixtures
Assignee: Alfa Laval Holdings Amsterdam AB
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Filing: 1951-10-30
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Granted: 1953-04-07
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Expires: 1971-10-30
Abstract
No abstract record available.
Inventors
- 👤 Zachariassen Stig H Bjarne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:56
CPC Classifications
A; A01; A01J; A01J11/00; A01J11/16; B; B01; B01F; B01F25/00; B01F25/10; B01F25/103; B01F25/20; B01F25/25; B01F33/00; B01F33/80; B01F33/82; B01F33/821; B01F2101/00; B01F2101/06; B01F2101/07; B01F23/00; B01F23/40; B01F23/41
Claims Analysis
Total Claims: 0
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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) | 1956-04-06 | 1956-10-06 | 1957-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-06 | 1960-10-06 | 1961-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-06 | 1964-10-06 | 1965-04-07 | $7700.00 | Window Closed / Lapsed |