US2682433A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crosshead assembly
Assignee: United States Steel Corp
•
Filing: 1949-02-02
•
Granted: 1954-06-29
•
Expires: 1969-02-02
Abstract
No abstract record available.
Inventors
- 👤 August R Maier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:05
CPC Classifications
F; F16; F16C; F16C5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US885132A
Cited
US1109672A
Cited
US1178555A
Cited
US1164500A
Cited
US1775612A
Cited
US1751413A
Cited
US2131749A
Cited
US2239853A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-28 | 1957-12-28 | 1958-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-28 | 1961-12-28 | 1962-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-28 | 1965-12-28 | 1966-06-29 | $7700.00 | Window Closed / Lapsed |