US3237212A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retractable bed
Assignee: Hill Rom Co Inc
•
Filing: 1964-06-15
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Granted: 1966-03-01
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Expires: 1984-06-15
Abstract
No abstract record available.
Inventors
- 👤 William A Hillenbrand
- 👤 Francis J Burst
- 👤 William D Drew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:39
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/002; A61G7/015; A47; A47C; A47C20/00; A47C20/04; A47C20/041
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A HOSPITAL BED COMPRISING: (A) A FIRST FRAME RECTANGULAR IN SHAPE AND HAVING HEAD AND FOOT ENDS; (B) MEANS FOR SUPPORTING SAID FIRST FRAME ON A FLOOR PARALLEL THERETO; (C) A SECOND FRAME RECTANGULAR IN SHAPE ALSO HAVING HEAD AND FOOT ENDS; (D) A SPRING FRAME CARRIED BY SAID SECOND FRAME; (E) MEANS FOR MOVABLY SUPPORTING SAID SECOND FRAME ON SAID FIRST FRAME FOR TRANSLATORY MOVEMENT LONGITUDINALLY OF SAID FRAMES; (F) MEANS CARRIED ON SAID FIRST FRAME AND ENGAGING THE SECOND FRAME FOR MOVING THE SECOND FRAME WITH RESPECT TO THE FIRST FRAME; (G) AND INTERENGAGED MEANS ON SAID FRAMES FOR GUIDING THE SECOND FRAME DURING SAID MOVEMENT.
Claim 2
Dependent Claim
108 words
A HOSPITAL BED COMPRISING: (A) A FIRST FRAME RECTANGULAR IN SHAPE AND HAVING HEAD AND FOOT ENDS; (B) MEANS FOR SUPPORTING SAID FIRST FRAME ON A FLOOR PARALLEL THERETO; (C) A SECOND FRAME RECTANGULAR IN SHAPE ALSO HAVING HEAD AND FOOT ENDS; (D) A SPRING FRAME CARRIED BY SAID SECOND FRAME; (E) MEANS FOR MOVABLY SUPPORTING SAID SECOND FRAME ON SAID FIRST FRAME FOR TRANSLATORY MOVEMENT LONGITUDINALLY OF SAID FRAMES; (F) MEANS CARRIED ON SAID FIRST FRAME AND ENGAGING THE SECOND FRAME FOR MOVING THE SECOND FRAME WITH RESPECT TO THE FIRST FRAME; (G) AND INTERENGAGED MEANS ON SAID FRAMES FOR GUIDING THE SECOND FRAME DURING SAID MOVEMENT.
References Cited (Backward Citations)
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Cited
US2836835A
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US2887691A
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US3012253A
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US2913737A
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US3112500A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |