US2476473A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal coupling
Assignee: Individual
•
Filing: 1948-07-21
•
Granted: 1949-07-19
•
Expires: 1968-07-21
Abstract
No abstract record available.
Inventors
- 👤 Oscar L Ashton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:32
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/16; F16D3/26; F16D3/30; F16D3/32; F16D3/38; F16D3/382; F16D3/387
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1284984A
Cited
US1896901A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-18 | 1953-01-17 | 1953-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-18 | 1957-01-17 | 1957-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-18 | 1961-01-17 | 1961-07-19 | $7700.00 | Window Closed / Lapsed |