US2740647A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing construction
Assignee: Individual
•
Filing: 1952-10-07
•
Granted: 1956-04-03
•
Expires: 1972-10-07
Abstract
No abstract record available.
Inventors
- 👤 Arthur A Van Pelt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:27
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/80; F16C35/00; F16C35/04; F16C35/042; F16C19/00; F16C19/22; F16C19/24; F16C19/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1187212A
Cited
US1749281A
Cited
US2032817A
Cited
US1985063A
Cited
US2304198A
Cited
US2431446A
Cited
US2473513A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-03 | 1959-10-03 | 1960-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-03 | 1963-10-03 | 1964-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-03 | 1967-10-03 | 1968-04-03 | $7700.00 | Window Closed / Lapsed |