Patent US5490512A successfully refreshed from Google Patents.
US3280409A
Expired / Lapsed
US
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Lift for a sitz bath
Assignee: Individual
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Filing: 1964-01-06
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Granted: 1966-10-25
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Expires: 1984-01-06
Abstract
No abstract record available.
Inventors
- 👤 John C Cotner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:18
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/10; A61G7/1001; A61G7/1003; A61G7/1013; A61G7/1019; A61G7/104; A61G7/1044; A61G7/1049; A61G7/1059; A61G7/1073; A61G7/1076
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A LIFT FOR A SITZ BATH, COMPRISING (A) A BASE MOUNTABLE ON A BATHTUB RIM, (B) GUIDE MEANS FIXEDLY MOUNTED ON SAID BASE AND PROJECTING UPWARDLY THEREFROM, (C) A HOUSING DISPOSED AROUND SAID GUIDE MEANS AND ROTATABLY SUPPORTED THEREON, (D) A PISTON SLIDABLY SUPPORTED ON SAID GUIDE MEANS WITHIN SAID HOUSING, SAID PISTON BEING ROTATABLE WITH AND VERTICALLY MOVABLE WITH RESPECT TO SAID HOUSING, (E) A PAIR OF LATERALLY SPACED, OBLIQUELY EXTENDING GUIDE MEMBERS MOUNTED ON SAID HOUSING, (F) A CHAIR OPERATIVELY SUPPORTED ON SAID GUIDE MEMBERS AND INTERCONNECTED TO SAID PISTON FOR VERTICAL MOVEMENT ALONG SAID GUIDE MEMBERS UPON VERTICAL MOVEMENT OF SAID PISTON AND FOR ROTATIONAL MOVEMENT WITH SAID HOUSING BETWEEN A LOADING AND UNLOADING POSITION GENERALLY NORMAL TO THE LONGITUDINAL TUB AXIS AND A RAISING AND LOWERING POSITION PARALLEL WITH THE TUB AXIS, AND (G) MEANS FOR CONNECTING SAID HOUSING TO A POWER SOURCE FOR EFFECTING VERTICAL MOVEMENT OF SAID PISTON.
Claim 2
Dependent Claim
154 words
A LIFT FOR A SITZ BATH, COMPRISING (A) A BASE MOUNTABLE ON A BATHTUB RIM, (B) GUIDE MEANS FIXEDLY MOUNTED ON SAID BASE AND PROJECTING UPWARDLY THEREFROM, (C) A HOUSING DISPOSED AROUND SAID GUIDE MEANS AND ROTATABLY SUPPORTED THEREON, (D) A PISTON SLIDABLY SUPPORTED ON SAID GUIDE MEANS WITHIN SAID HOUSING, SAID PISTON BEING ROTATABLE WITH AND VERTICALLY MOVABLE WITH RESPECT TO SAID HOUSING, (E) A PAIR OF LATERALLY SPACED, OBLIQUELY EXTENDING GUIDE MEMBERS MOUNTED ON SAID HOUSING, (F) A CHAIR OPERATIVELY SUPPORTED ON SAID GUIDE MEMBERS AND INTERCONNECTED TO SAID PISTON FOR VERTICAL MOVEMENT ALONG SAID GUIDE MEMBERS UPON VERTICAL MOVEMENT OF SAID PISTON AND FOR ROTATIONAL MOVEMENT WITH SAID HOUSING BETWEEN A LOADING AND UNLOADING POSITION GENERALLY NORMAL TO THE LONGITUDINAL TUB AXIS AND A RAISING AND LOWERING POSITION PARALLEL WITH THE TUB AXIS, AND (G) MEANS FOR CONNECTING SAID HOUSING TO A POWER SOURCE FOR EFFECTING VERTICAL MOVEMENT OF SAID PISTON.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |