US2495462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Program clock
Assignee: Individual
•
Filing: 1944-10-13
•
Granted: 1950-01-24
•
Expires: 1964-10-13
Abstract
No abstract record available.
Inventors
- 👤 Leon Y Lassiter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:13
CPC Classifications
G; G04; G04C; G04C21/00; G04C21/16; G04C21/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE132828C
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US1326895A
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US687865A
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US702808A
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FR507291A
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US1791927A
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GB225573A
Cited
FR595748A
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US1922572A
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US2240498A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-23 | 1953-07-25 | 1954-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-23 | 1957-07-25 | 1958-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-23 | 1961-07-25 | 1962-01-24 | $7700.00 | Window Closed / Lapsed |