US2740650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible joints
Assignee: Silentbloc Ltd
•
Filing: 1951-01-22
•
Granted: 1956-04-03
•
Expires: 1971-01-22
Abstract
No abstract record available.
Inventors
- 👤 Hutton Philip Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:38
CPC Classifications
F; F16; F16F; F16F1/00; F16F1/36; F16F1/38; Y; Y10; Y10T; Y10T403/00; Y10T403/45; Y10T403/454; Y10T403/455; Y10T403/458
Claims Analysis
Total Claims: 0
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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) | 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 |