US2680347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic jack
Assignee: Borg Warner Corp
•
Filing: 1950-05-10
•
Granted: 1954-06-08
•
Expires: 1970-05-10
Abstract
No abstract record available.
Inventors
- 👤 John A Kanuch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:04
CPC Classifications
F; F04; F04B; F04B9/00; F04B9/14; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7771; Y10T137/778; Y10T137/7837; Y10T137/7876
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US201114A
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US569574A
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US1734582A
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GB350105A
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DE597780C
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US2057934A
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US2074268A
Cited
US2322314A
Cited
US2420910A
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US2470372A
Cited
US2515037A
Cited
US2472049A
Cited
US2471770A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-07 | 1957-12-07 | 1958-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-07 | 1961-12-07 | 1962-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-07 | 1965-12-07 | 1966-06-08 | $7700.00 | Window Closed / Lapsed |