US2736586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid seal
Assignee: Motors Liquidation Co
•
Filing: 1952-12-05
•
Granted: 1956-02-28
•
Expires: 1972-12-05
Abstract
No abstract record available.
Inventors
- 👤 Ellwood F Riesing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:12
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/32; F16J15/3248
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2207371A
Cited
GB541336A
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US2310607A
Cited
US2385156A
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US2417390A
Cited
US2437901A
Cited
US2430445A
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US2467210A
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US2651534A
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US2692786A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-27 | 1959-08-29 | 1960-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-27 | 1963-08-29 | 1964-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-27 | 1967-08-29 | 1968-02-28 | $7700.00 | Window Closed / Lapsed |