US2893371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expansion joint
Assignee: Motors Liquidation Co
•
Filing: 1957-04-02
•
Granted: 1959-07-07
•
Expires: 1977-04-02
Abstract
No abstract record available.
Inventors
- 👤 Jr Vernon Schafer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:12
CPC Classifications
F; F01; F01L; F01L3/00; F01L3/22; F02; F02F; F02F1/00; F02F1/24; F02F2001/244; F02F2001/247; F02F2001/248
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1524391A
Cited
US1865299A
Cited
US1871586A
Cited
US1989996A
Cited
US1958004A
Cited
US1929780A
Cited
US2170103A
Cited
US2750641A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-06 | 1963-01-05 | 1963-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-06 | 1967-01-05 | 1967-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-06 | 1971-01-05 | 1971-07-07 | $7700.00 | Window Closed / Lapsed |