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US2689321A
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Control for dough mixers
Assignee: W E LONG CO
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Filing: 1950-10-30
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Granted: 1954-09-14
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Expires: 1970-10-30
Abstract
No abstract record available.
Inventors
- 👤 Leo G Vogel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:58
CPC Classifications
A; A21; A21C; A21C1/00; A21C1/14; A21C1/145; H; H02; H02P; H02P29/00; H02P29/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1314471A
Cited
US1063179A
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US1647316A
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US1731373A
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US1701715A
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US1867280A
Cited
US2564553A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-13 | 1958-03-15 | 1958-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-13 | 1962-03-15 | 1962-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-13 | 1966-03-15 | 1966-09-14 | $7700.00 | Window Closed / Lapsed |