US2655249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for detecting cobbles in sheet handling equipment
Assignee: United States Steel Corp
•
Filing: 1950-03-30
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Granted: 1953-10-13
•
Expires: 1970-03-30
Abstract
No abstract record available.
Inventors
- 👤 Daniel E Feick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:40
CPC Classifications
C; C23; C23C; C23C2/00; C23C2/34; C23C2/36; C23C2/40; C23C2/405
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1537578A
Cited
US1942555A
Cited
US2051105A
Cited
US1985563A
Cited
US2555880A
Cited
US2491316A
Cited
US2579404A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-12 | 1957-04-13 | 1957-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-12 | 1961-04-13 | 1961-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-12 | 1965-04-13 | 1965-10-13 | $7700.00 | Window Closed / Lapsed |