Patent US3035652A successfully refreshed from Google Patents.
US3035652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ventilation of traction motors
Assignee: General Electric Co
•
Filing: 1960-08-12
•
Granted: 1962-05-22
•
Expires: 1980-08-12
Abstract
No abstract record available.
Inventors
- 👤 Howard J Mclean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:59
CPC Classifications
B; B60; B60K; B60K7/00; B60K7/0007; B60K11/00; B60K17/00; B60K17/04; B60K17/043; B60K17/046; B60K2007/0038; B60K2007/0092; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19679
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |