Patent US2763152A successfully refreshed from Google Patents.
US2763152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing testing device
Assignee: Individual
•
Filing: 1954-04-14
•
Granted: 1956-09-18
•
Expires: 1974-04-14
Abstract
No abstract record available.
Inventors
- 👤 John E Birdsall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:24
CPC Classifications
G; G01; G01M; G01M13/00; G01M13/04; G01M13/045
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1346400A
Cited
US1850056A
Cited
US1871992A
Cited
US2464662A
Cited
US2478663A
Cited
US2608090A
Cited
US2556489A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-18 | 1960-03-19 | 1960-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-18 | 1964-03-19 | 1964-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-18 | 1968-03-19 | 1968-09-18 | $7700.00 | Window Closed / Lapsed |