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US2495568A
Expired / Lapsed
US
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Clinical model
Assignee: Holland Rantos Co Inc
•
Filing: 1948-12-30
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Granted: 1950-01-24
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Expires: 1968-12-30
Abstract
No abstract record available.
Inventors
- 👤 Coel Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:33
CPC Classifications
G; G09; G09B; G09B23/00; G09B23/28; G09B23/30; G09B23/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US411816A
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US1536125A
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US2034446A
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US2089376A
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US2124767A
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US2132226A
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DE699055C
Cited
US2324702A
Cited
US2288296A
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 |