US2652192A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compound-lead screw compressor or fluid motor
Assignee: Curtiss Wright Corp
•
Filing: 1947-06-13
•
Granted: 1953-09-15
•
Expires: 1967-06-13
Abstract
No abstract record available.
Inventors
- 👤 Chilton Roland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:01
CPC Classifications
F; F01; F01C; F01C1/00; F01C1/08; F01C1/12; F01C1/14; F01C1/16; F01C1/165; F01C1/082; F01C1/084
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR796274A
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US2079083A
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FR789211A
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US2325617A
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US2273050A
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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) | 1956-09-14 | 1957-03-16 | 1957-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-14 | 1961-03-16 | 1961-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-14 | 1965-03-16 | 1965-09-15 | $7700.00 | Window Closed / Lapsed |