US2703644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Parallel wire belting
Assignee: United States Steel Corp
•
Filing: 1950-11-22
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Granted: 1955-03-08
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Expires: 1970-11-22
Abstract
No abstract record available.
Inventors
- 👤 Carmen J Van Lake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:11
CPC Classifications
B; B65; B65G; B65G17/00; B65G17/06; B65G17/061; B65G17/062; B65G2201/00; B65G2201/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-07 | 1958-09-06 | 1959-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-07 | 1962-09-06 | 1963-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-07 | 1966-09-06 | 1967-03-08 | $7700.00 | Window Closed / Lapsed |