US1745959A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid-pressure lifting jack
Assignee: MICHAEL LANNERS
•
Filing: 1927-08-12
•
Granted: 1930-02-04
•
Expires: 1947-08-12
Abstract
No abstract record available.
Inventors
- 👤 Charles J Steiner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:15
CPC Classifications
B; B66; B66F; B66F3/00; B66F3/24; B66F3/25; B66F3/35
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1933-02-03 | 1933-08-05 | 1934-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-02-03 | 1937-08-05 | 1938-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-02-03 | 1941-08-05 | 1942-02-04 | $7700.00 | Window Closed / Lapsed |