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US2617201A
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Assignee: Individual
•
Filing: 1949-06-09
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Granted: 1952-11-11
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Expires: 1969-06-09
Abstract
No abstract record available.
Inventors
- 👤 William H Davies
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:34
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1350311A
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US1721600A
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US2298597A
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GB555905A
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FR904509A
Cited
US2470254A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-11 | 1956-05-12 | 1956-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-11 | 1960-05-12 | 1960-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-11 | 1964-05-12 | 1964-11-11 | $7700.00 | Window Closed / Lapsed |