Patent US1414751A successfully refreshed from Google Patents.
US1414751A
Expired / Lapsed
US
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Hot-water motor appliance
Assignee: Individual
•
Filing: 1920-11-11
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Granted: 1922-05-02
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Expires: 1940-11-11
Abstract
No abstract record available.
Inventors
- 👤 Charles C Rumery
- 👤 Frank G Spates
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:25
CPC Classifications
F; F01; F01N; F01N5/00; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
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) | 1925-05-01 | 1925-10-31 | 1926-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-05-01 | 1929-10-31 | 1930-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-05-01 | 1933-10-31 | 1934-05-02 | $7700.00 | Window Closed / Lapsed |