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US2630631A
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Assignee: Journal Co
•
Filing: 1949-08-04
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Granted: 1953-03-10
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Expires: 1969-08-04
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Mcmullen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:37
CPC Classifications
G; G01; G01B; G01B9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE314530C
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US513912A
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US573973A
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US1145959A
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FR537065A
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US2054697A
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FR796259A
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US2195548A
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US2376811A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-09 | 1956-09-08 | 1957-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-09 | 1960-09-08 | 1961-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-09 | 1964-09-08 | 1965-03-10 | $7700.00 | Window Closed / Lapsed |