Patent US2580006A successfully refreshed from Google Patents.
US2580006A
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Compressor
Assignee: WADE ENGINEERING Ltd
•
Filing: 1949-04-01
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Granted: 1951-12-25
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Expires: 1969-04-01
Abstract
No abstract record available.
Inventors
- 👤 Densham Costin Lane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:58
CPC Classifications
F; F04; F04C; F04C28/00; F01; F01C; F01C1/00; F01C1/08; F01C1/12; F01C1/14; F01C1/18; F04C18/00; F04C18/08; F04C18/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US514659A
Cited
US960992A
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US1486835A
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US1746885A
Cited
GB316670A
Cited
FR672256A
Cited
US2058817A
Cited
US2185338A
Cited
US2287716A
Cited
US2460310A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-24 | 1955-06-25 | 1955-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-24 | 1959-06-25 | 1959-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-24 | 1963-06-25 | 1963-12-25 | $7700.00 | Window Closed / Lapsed |