US3502177A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filter mechanism for two-speed axle
Assignee: Eaton Corp
•
Filing: 1967-10-18
•
Granted: 1970-03-24
•
Expires: 1987-10-18
Abstract
No abstract record available.
Inventors
- 👤 Chester D Christie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:34
CPC Classifications
F; F16; F16H; F16H57/00; F16H57/04; F16H57/048; F16H57/0482; F16H57/0483; F16H48/00; F16H48/06; F16H48/08; F16H57/042; F16H57/0427; F16H48/38; F16H2048/385; F16H48/40; F16H2048/405; F16H48/42; F16H2048/423; F16H57/0402; F16H57/0404
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1386154A
Cited
US1631594A
Cited
US2242195A
Cited
US2307954A
Cited
US2356953A
Cited
GB850030A
Cited
GB1007491A
Cited
US3153464A
Cited
US3182527A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-23 | 1973-09-22 | 1974-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-23 | 1977-09-22 | 1978-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-23 | 1981-09-22 | 1982-03-24 | $7700.00 | Window Closed / Lapsed |