Patent US2498767A successfully refreshed from Google Patents.
US2498767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gearing for driving coaxial shafts
Assignee: Old Carco LLC
•
Filing: 1944-06-19
•
Granted: 1950-02-28
•
Expires: 1964-06-19
Abstract
No abstract record available.
Inventors
- 👤 Hubert S Phelan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:02
CPC Classifications
B; B64; B64D; B64D35/00; B64D35/04; F; F16; F16H; F16H37/00; F16H2700/00; F16H2700/02; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19121; Y10T74/19633; Y10T74/21; Y10T74/2186
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US609664A
Cited
US1412430A
Cited
US1634017A
Cited
US1664492A
Cited
US1814802A
Cited
US1889305A
Cited
US2050283A
Cited
US2065753A
Cited
US2165453A
Cited
US2201893A
Cited
GB508501A
Cited
FR831325A
Cited
US2216013A
Cited
US2305454A
Cited
US2185545A
Cited
GB543851A
Cited
US2232683A
Cited
GB541820A
Cited
US2350377A
Cited
US2319146A
Cited
US2347906A
Cited
US2392015A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-27 | 1953-08-29 | 1954-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-27 | 1957-08-29 | 1958-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-27 | 1961-08-29 | 1962-02-28 | $7700.00 | Window Closed / Lapsed |