Patent US2954487A successfully refreshed from Google Patents.
Patent US2379255A successfully refreshed from Google Patents.
US2379255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibration damper
Assignee: Individual
•
Filing: 1941-10-01
•
Granted: 1945-06-26
•
Expires: 1961-10-01
Abstract
No abstract record available.
Inventors
- 👤 George A Rubissow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:20
CPC Classifications
F; F16; F16F; F16F15/00; F16F15/10; F16F15/14; F16F15/1407; F16F15/145; B; B21; B21B; B21B2203/00; B21B2203/44; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2121; Y10T74/213
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-06-25 | 1948-12-25 | 1949-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-06-25 | 1952-12-25 | 1953-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-06-25 | 1956-12-25 | 1957-06-26 | $7700.00 | Window Closed / Lapsed |