US2113025A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixer drive mechanism
Assignee: Chicago Flexible Shaft Co
•
Filing: 1935-03-29
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Granted: 1938-04-05
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Expires: 1955-03-29
Abstract
No abstract record available.
Inventors
- 👤 Jeppsson Ivar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:46
CPC Classifications
F; F16; F16N; F16N7/00; F16N7/36; F16N7/366; A; A47; A47J; A47J43/00; A47J43/04; A47J43/044; A47J2043/04409; A47J2043/04418
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1941-04-04 | 1941-10-04 | 1942-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-04-04 | 1945-10-04 | 1946-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-04-04 | 1949-10-04 | 1950-04-05 | $7700.00 | Window Closed / Lapsed |