Patent US2518097A successfully refreshed from Google Patents.
US2518097A
Expired / Lapsed
US
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Sealing means for fluid pressure apparatus
Assignee: Whitnash PLC
•
Filing: 1946-04-09
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Granted: 1950-08-08
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Expires: 1966-04-09
Abstract
No abstract record available.
Inventors
- 👤 Thornhill Peter Warborn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:47
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/46; F16J15/48; F16F; F16F9/00; F16F9/32; F16F9/36; F16F9/365; Y; Y10; Y10S; Y10S277/00; Y10S277/927
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1836381A
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US2098121A
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US2240644A
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US2370964A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-07 | 1954-02-06 | 1954-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-07 | 1958-02-06 | 1958-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-07 | 1962-02-06 | 1962-08-08 | $7700.00 | Window Closed / Lapsed |