Patent US1724902A successfully refreshed from Google Patents.
US1724902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing
Assignee: BF Sturtevant Co
•
Filing: 1924-02-27
•
Granted: 1929-08-20
•
Expires: 1944-02-27
Abstract
No abstract record available.
Inventors
- 👤 Oliver D H Bentley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:50
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/80; F16C33/30; F16C33/66; F16C33/6637; F16C33/6659; F16C35/00; F16C35/04; F16C35/042
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) | 1932-08-19 | 1933-02-18 | 1933-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-08-19 | 1937-02-18 | 1937-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-08-19 | 1941-02-18 | 1941-08-20 | $7700.00 | Window Closed / Lapsed |