US2459880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bed-rail extension
Assignee: IRVIN A BROCK
•
Filing: 1945-12-22
•
Granted: 1949-01-25
•
Expires: 1965-12-22
Abstract
No abstract record available.
Inventors
- 👤 Hill Glenn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:17
CPC Classifications
A; A47; A47C; A47C19/00; A47C19/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US457360A
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US1193272A
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GB189420124A
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US668479A
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US852776A
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US878043A
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US1008168A
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US1292951A
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US1751037A
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US1964405A
Cited
DE610133C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-25 | 1952-07-26 | 1953-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-25 | 1956-07-26 | 1957-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-25 | 1960-07-26 | 1961-01-25 | $7700.00 | Window Closed / Lapsed |