US3396712A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cover seal arrangement
Assignee: Motors Liquidation Co
•
Filing: 1967-05-29
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Granted: 1968-08-13
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Expires: 1987-05-29
Abstract
No abstract record available.
Inventors
- 👤 Carl R Sakraida
- 👤 Thomas N Pratt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:56
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/02; F16J15/06; F16J15/10; F16J15/104; F16J15/106; F02; F02F; F02F7/00; F02F7/006; F16J15/021; F16J15/022; F16J15/024
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
BE508504A
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US1192361A
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US1560097A
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US1998791A
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US2724378A
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US2676559A
Cited
US2654921A
Cited
US2757422A
Cited
FR1220078A
Cited
US3140517A
Cited
GB1006960A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-13 | 1972-02-12 | 1972-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-13 | 1976-02-12 | 1976-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-13 | 1980-02-12 | 1980-08-13 | $7700.00 | Window Closed / Lapsed |