US2558960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic power transmitting device
Assignee: International Motors LLC
•
Filing: 1950-01-28
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Granted: 1951-07-03
•
Expires: 1970-01-28
Abstract
No abstract record available.
Inventors
- 👤 Arnold E W Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:27
CPC Classifications
F; F15; F15B; F15B9/00; F15B9/02; F15B9/08; F15B9/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1948951A
Cited
US1955154A
Cited
US1961465A
Cited
US2239481A
Cited
US2286880A
Cited
US2330739A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-02 | 1955-01-01 | 1955-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-02 | 1959-01-01 | 1959-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-02 | 1963-01-01 | 1963-07-03 | $7700.00 | Window Closed / Lapsed |