US2537093A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaded pole electric motor
Assignee: General Time Corp
•
Filing: 1949-04-13
•
Granted: 1951-01-09
•
Expires: 1969-04-13
Abstract
No abstract record available.
Inventors
- 👤 Max E Schlenker
- 👤 Paul W Ryburn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:12
CPC Classifications
H; H02; H02K; H02K19/00; H02K19/02; H02K19/04; H02K19/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1873397A
Cited
US1957275A
Cited
US1884140A
Cited
US1961975A
Cited
US2128719A
Cited
US2234420A
Cited
US2292265A
Cited
US2374347A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-08 | 1954-07-10 | 1955-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-08 | 1958-07-10 | 1959-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-08 | 1962-07-10 | 1963-01-09 | $7700.00 | Window Closed / Lapsed |