US2476586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retaining ring
Assignee: Eaton Corp
•
Filing: 1944-12-13
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Granted: 1949-07-19
•
Expires: 1964-12-13
Abstract
No abstract record available.
Inventors
- 👤 Nicholas P Darash
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:17
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/10; F16B21/16; F16C; F16C35/00; F16C35/04; F16C35/06; F16C35/061; F16C19/00; F16C19/02; F16C19/04; F16C19/06; F16C19/54; F16C2300/00; F16C2300/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US838976A
Cited
GB190712798A
Cited
US948600A
Cited
US1070983A
Cited
US1288973A
Cited
US1652272A
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 |