Patent US2596276A successfully refreshed from Google Patents.
US2596276A
Expired / Lapsed
US
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Power drive mechanism for apparatus for generating electrical energy
Assignee: Individual
•
Filing: 1949-01-03
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Granted: 1952-05-13
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Expires: 1969-01-03
Abstract
No abstract record available.
Inventors
- 👤 Napoli John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:49
CPC Classifications
F; F01; F01D; F01D1/00; F01D1/32; F03; F03B; F03B3/00; Y; Y02; Y02E; Y02E10/00; Y02E10/20; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19037
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-13 | 1955-11-12 | 1956-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-13 | 1959-11-12 | 1960-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-13 | 1963-11-12 | 1964-05-13 | $7700.00 | Window Closed / Lapsed |