Patent JPS59103902A successfully refreshed from Google Patents.
US2678809A
Expired / Lapsed
US
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Electric blending machine
Assignee: Individual
•
Filing: 1952-09-18
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Granted: 1954-05-18
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Expires: 1972-09-18
Abstract
No abstract record available.
Inventors
- 👤 Eugene G Seilberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:17
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/80; B01F27/88
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1713199A
Cited
US1431715A
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US1503943A
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US1735143A
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US2021626A
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US2611588A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-17 | 1957-11-16 | 1958-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-17 | 1961-11-16 | 1962-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-17 | 1965-11-16 | 1966-05-18 | $7700.00 | Window Closed / Lapsed |