US2926034A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spline coupling
Assignee: Individual
•
Filing: 1956-04-04
•
Granted: 1960-02-23
•
Expires: 1976-04-04
Abstract
No abstract record available.
Inventors
- 👤 Reuben S Weaver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:13
CPC Classifications
F; F16; F16D; F16D1/00; F16D1/10; F16D1/108; F16D1/116; Y; Y10; Y10T; Y10T403/00; Y10T403/60; Y10T403/602; Y10T403/604; Y10T403/70; Y10T403/7026; Y10T403/7033
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) | 1963-02-22 | 1963-08-24 | 1964-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-22 | 1967-08-24 | 1968-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-22 | 1971-08-24 | 1972-02-23 | $7700.00 | Window Closed / Lapsed |