US2937002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic bumper jack
Assignee: Individual
•
Filing: 1953-10-13
•
Granted: 1960-05-17
•
Expires: 1973-10-13
Abstract
No abstract record available.
Inventors
- 👤 Paul I Schultz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:04
CPC Classifications
B; B66; B66F; B66F3/00; B66F3/24; B66F3/247
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1248861A
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US1415857A
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US1455841A
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US1477790A
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US1512837A
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US2173598A
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US2465653A
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US2550882A
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US2527428A
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US2549321A
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US2583923A
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US2654568A
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US2558535A
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US2588285A
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US2636715A
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US2664073A
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US2669422A
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US2763465A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-17 | 1963-11-16 | 1964-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-17 | 1967-11-16 | 1968-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-17 | 1971-11-16 | 1972-05-17 | $7700.00 | Window Closed / Lapsed |