US1817216A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Geared electric motor unit
Assignee: Luth & Rosens Elek Ska Aktiebo
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Filing: 1926-01-05
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Granted: 1931-08-04
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Expires: 1946-01-05
Abstract
No abstract record available.
Inventors
- 👤 Uggla Wilhelm Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:37
CPC Classifications
F; F16; F16H; F16H1/00; F16H1/02; F16H1/20; F16H1/22; F16H1/04; F16H1/12; F16H1/18; F16H1/206; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19679; Y10T74/19684; Y10T74/21; Y10T74/2186
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) | 1934-08-03 | 1935-02-02 | 1935-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-08-03 | 1939-02-02 | 1939-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-08-03 | 1943-02-02 | 1943-08-04 | $7700.00 | Window Closed / Lapsed |