US2603164A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Track magnetizing wheel
Assignee: Individual
•
Filing: 1948-06-04
•
Granted: 1952-07-15
•
Expires: 1968-06-04
Abstract
No abstract record available.
Inventors
- 👤 Allen E Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:47
CPC Classifications
B; B60; B60L; B60L3/00; B60L3/10; B60L2200/00; B60L2200/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US710691A
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US709484A
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US804371A
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US1007473A
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US1063259A
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US1074651A
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US1181505A
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US1411206A
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US1730944A
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US2068956A
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US2266059A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |