US2874592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-controlled variable speed planetary type drive
Assignee: Mcculloch Motors Corp
•
Filing: 1955-11-07
•
Granted: 1959-02-24
•
Expires: 1975-11-07
Abstract
No abstract record available.
Inventors
- 👤 John W Oehrli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:06
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/66; F16H61/664; F16H61/6646; F01; F01P; F01P7/00; F01P7/02; F01P7/04; F01P7/046
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1526493A
Cited
DE446140C
Cited
US1387550A
Cited
US2173661A
Cited
US2162719A
Cited
US2255420A
Cited
US2325193A
Cited
US2308475A
Cited
CH282491A
Cited
GB694650A
Cited
US2720087A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |