US2387398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic transmission
Assignee: Individual
•
Filing: 1944-03-16
•
Granted: 1945-10-23
•
Expires: 1964-03-16
Abstract
No abstract record available.
Inventors
- 👤 Howard E Hruska
- 👤 Alfred B Sibert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:21
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/48; F16H61/50; F16H61/52; F16H61/54; F16H47/00; F16H47/06; F16H47/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1948-10-22 | 1949-04-23 | 1949-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-10-22 | 1953-04-23 | 1953-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-10-22 | 1957-04-23 | 1957-10-23 | $7700.00 | Window Closed / Lapsed |