US2738950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbine machine having high velocity blading
Assignee: Lockheed Martin Corp
•
Filing: 1950-10-11
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Granted: 1956-03-20
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Expires: 1970-10-11
Abstract
No abstract record available.
Inventors
- 👤 Nathan C Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:21
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/12; F01D5/14; F01D5/141; F01D5/142; F04; F04D; F04D21/00; F04D29/00; F04D29/26; F04D29/32; F04D29/321; F04D29/324; F04D29/40; F04D29/52; F04D29/54; F04D29/541; F04D29/542; F04D29/544; F05; F05D; F05D2250/00; F05D2250/10; F05D2250/18; F05D2250/183; F05D2250/70; Y; Y02; Y02T; Y02T50/00; Y02T50/60
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) | 1959-03-20 | 1959-09-19 | 1960-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-20 | 1963-09-19 | 1964-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-20 | 1967-09-19 | 1968-03-20 | $7700.00 | Window Closed / Lapsed |