US3579671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable bed
Assignee: Stiegelmeyer GmbH and Co KG
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Filing: 1969-02-19
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Granted: 1971-05-25
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Expires: 1989-02-19
Abstract
Abstract AN ADJUSTABLE BED INCLUDING A CHASIS, A BED FRAME DISPOSED ON THE CHASIS, TWO OR THREE HYDRAULIC CYLINDER AND PISTON UNITS DISPOSED AT THE ENDS OF THE BED, AN ARTICULATED CONNECTION BETWEEN THE CYLINDER AND PISTON UNIT AND THE BED FRAME SO THAT THE BED FRAME MAY BE MOVED TO VARIOUS ELEVATED AND/OR INCLINED POSITIONS.
Inventors
- 👤 Helmut Kotter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:28
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/002; A61G7/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-05-24 | 1974-11-23 | 1975-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-24 | 1978-11-23 | 1979-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-24 | 1982-11-23 | 1983-05-25 | $7700.00 | Window Closed / Lapsed |