US2613501A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal-combustion turbine power plant
Assignee: Lockheed Martin Corp
•
Filing: 1945-06-02
•
Granted: 1952-10-14
•
Expires: 1965-06-02
Abstract
No abstract record available.
Inventors
- 👤 Nathan C Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:39
CPC Classifications
F; F02; F02C; F02C3/00; F02C3/04; F02C3/08; F02C3/06; F02C3/073; F02C3/14; F02C7/00; F02C7/08; F02C7/12; F02C7/16; F02C7/18
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) | 1955-10-14 | 1956-04-14 | 1956-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-14 | 1960-04-14 | 1960-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-14 | 1964-04-14 | 1964-10-14 | $7700.00 | Window Closed / Lapsed |