Patent US2255894A successfully refreshed from Google Patents.
Patent US4245314A successfully refreshed from Google Patents.
Patent US5574922A successfully refreshed from Google Patents.
Patent US2509987A successfully refreshed from Google Patents.
Patent US2079724A successfully refreshed from Google Patents.
US2079724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission
Assignee: Packard Motor Car Co
•
Filing: 1934-08-28
•
Granted: 1937-05-11
•
Expires: 1954-08-28
Abstract
No abstract record available.
Inventors
- 👤 Cornelius W Van Ranst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:51
CPC Classifications
F; F02; F02B; F02B77/00; F02B77/14; F01; F01P; F01P7/00; F01P7/02; F01P7/08; F01P7/081; F01P7/082; F01P7/088; F01P5/00; F01P5/02; F01P5/04; F02B2275/00; F02B2275/22
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) | 1940-05-10 | 1940-11-09 | 1941-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-05-10 | 1944-11-09 | 1945-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-05-10 | 1948-11-09 | 1949-05-11 | $7700.00 | Window Closed / Lapsed |