US2555909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible coupling
Assignee: Rexnord Industries LLC
•
Filing: 1949-07-07
•
Granted: 1951-06-05
•
Expires: 1969-07-07
Abstract
No abstract record available.
Inventors
- 👤 Edward J Wellauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:09
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/52; F16D3/56
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB163990A
Cited
US1874681A
Cited
US1891969A
Cited
US1857679A
Cited
US1935730A
Cited
US1868544A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-04 | 1954-12-04 | 1955-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-04 | 1958-12-04 | 1959-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-04 | 1962-12-04 | 1963-06-05 | $7700.00 | Window Closed / Lapsed |