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US2810592A
Expired / Lapsed
US
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Fluid-actuated packing arrangement for joint
Assignee: Individual
•
Filing: 1953-08-04
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Granted: 1957-10-22
•
Expires: 1973-08-04
Abstract
No abstract record available.
Inventors
- 👤 Williams Woodrow Wayne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:25
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/40; Y; Y10; Y10S; Y10S277/00; Y10S277/904; Y10S277/907; Y10S277/91
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US890735A
Cited
US1835877A
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US2155628A
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US2444868A
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US2345019A
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US2448118A
Cited
US2538375A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-21 | 1961-04-22 | 1961-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-21 | 1965-04-22 | 1965-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-21 | 1969-04-22 | 1969-10-22 | $7700.00 | Window Closed / Lapsed |