Patent US2722017A successfully refreshed from Google Patents.
US2722017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Side guards for hospital beds
Assignee: Hill Rom Co Inc
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Filing: 1951-11-16
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Granted: 1955-11-01
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Expires: 1971-11-16
Abstract
No abstract record available.
Inventors
- 👤 Francis J Burst
- 👤 Fred G Carter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:56
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/05; A61G7/0507; A61G7/0508; A61G7/0509; A61G7/0512; A61G7/0513; A61G7/0514; A61G7/0516
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US329663A
Cited
US1528129A
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US1915774A
Cited
US1840259A
Cited
US2159323A
Cited
US2556591A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-31 | 1959-05-02 | 1959-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-31 | 1963-05-02 | 1963-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-31 | 1967-05-02 | 1967-11-01 | $7700.00 | Window Closed / Lapsed |