Patent US2538466A successfully refreshed from Google Patents.
US2538466A
Expired / Lapsed
US
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Reactor for homogenizing machines
Assignee: Individual
•
Filing: 1949-05-03
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Granted: 1951-01-16
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Expires: 1969-05-03
Abstract
No abstract record available.
Inventors
- 👤 Marco John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:34
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/60; B01F27/625; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7904; Y10T137/7922; Y10T137/7929
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1000641A
Cited
US1372172A
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US1435464A
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US1975631A
Cited
US1924080A
Cited
US2124580A
Cited
US2169338A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-15 | 1954-07-17 | 1955-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-15 | 1958-07-17 | 1959-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-15 | 1962-07-17 | 1963-01-16 | $7700.00 | Window Closed / Lapsed |