US2518097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing means for fluid pressure apparatus
Assignee: Whitnash PLC
•
Filing: 1946-04-09
•
Granted: 1950-08-08
•
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
2026-10-24 18:29
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
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US528773A
Cited
US1320736A
Cited
US1107327A
Cited
US1585864A
Cited
US1925562A
Cited
US1918697A
Cited
US1836381A
Cited
US2098121A
Cited
US2193587A
Cited
US2155628A
Cited
US2240644A
Cited
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 |