Patent US4646184A successfully refreshed from Google Patents.
Patent US2484241A successfully refreshed from Google Patents.
US2484241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibration damper for dynamoelectric machines
Assignee: Westinghouse Electric Corp
•
Filing: 1947-11-28
•
Granted: 1949-10-11
•
Expires: 1967-11-28
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Mulheim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:15
CPC Classifications
F; F16; F16F; F16F7/00; F16F7/10; F16F7/104; F16F7/108; H; H02; H02K; H02K5/00; H02K5/24
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) | 1952-10-10 | 1953-04-11 | 1953-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-10 | 1957-04-11 | 1957-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-10 | 1961-04-11 | 1961-10-11 | $7700.00 | Window Closed / Lapsed |