US2357041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power plant
Assignee: Individual
•
Filing: 1942-01-20
•
Granted: 1944-08-29
•
Expires: 1962-01-20
Abstract
No abstract record available.
Inventors
- 👤 Raymond L Woolley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:23
CPC Classifications
F; F01; F01K; F01K21/00; F01K21/04; F01K21/047; F01K11/00; F01K11/04; F02; F02C; F02C6/00; F02C6/14; F02C6/16; Y; Y02; Y02E; Y02E60/00; Y02E60/16
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) | 1947-08-29 | 1948-02-28 | 1948-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-08-29 | 1952-02-28 | 1952-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-08-29 | 1956-02-28 | 1956-08-29 | $7700.00 | Window Closed / Lapsed |