US3071130A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Therapeutic device
Assignee: Individual
•
Filing: 1961-02-10
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Granted: 1963-01-01
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Expires: 1981-02-10
Abstract
No abstract record available.
Inventors
- 👤 Ludolf J Hoyer
- 👤 Robert O Brown
- 👤 Jr John C Caldwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:32
CPC Classifications
A; A61; A61H; A61H1/00; A61H1/02; A61H1/0237; A61H2209/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A LEG EXERCISING THERAPEUTIC DEVICE FOR USE BY A PERSON SITTING IN A CHAIR, COMPRISING A FRAME, AN ELONGATE LEG-SUPPORTING MEMBER ORIENTED IN A GENERALLY HORIZONTAL POSITION AND HAVING A REAR END TO BE DISPOSED ADJACENT THE CHAIR AT THE APPROXIMATE ELEVATION OF THE CHAIR SEAT SO AS TO COMFORTABLY ACCOMMODATE THE PERSON''S LEG THEREON, SAID MEMBER HAVING A FORWARD END, PIVOT MEANS MOUNTING SAID REAR END ON THE FRAME AND PERMITTING SWINGING OF SAID MEMBER FOR RAISING AND LOWERING SAID FORWARD END TO PRODUCE RAISING AND LOWERING OF THE LEG AND FOOT OF THE PERSON SITTING IN THE CHAIR, AND A MECHANICAL OSCILLATOR ON THE FRAME AND CONNECTED WITH THE MEMBER FOR RAISING AND LOWERING THE FORWARD END OF SAID MEMBER TO PRODUCE SUSTAINED MOVEMENT OF THE PERSON''S LEG AND INDUCING FLOW OF BLOOD INTO AND OUT OF THE LEG.
Claim 2
Dependent Claim
141 words
A LEG EXERCISING THERAPEUTIC DEVICE FOR USE BY A PERSON SITTING IN A CHAIR, COMPRISING A FRAME, AN ELONGATE LEG-SUPPORTING MEMBER ORIENTED IN A GENERALLY HORIZONTAL POSITION AND HAVING A REAR END TO BE DISPOSED ADJACENT THE CHAIR AT THE APPROXIMATE ELEVATION OF THE CHAIR SEAT SO AS TO COMFORTABLY ACCOMMODATE THE PERSON''S LEG THEREON, SAID MEMBER HAVING A FORWARD END, PIVOT MEANS MOUNTING SAID REAR END ON THE FRAME AND PERMITTING SWINGING OF SAID MEMBER FOR RAISING AND LOWERING SAID FORWARD END TO PRODUCE RAISING AND LOWERING OF THE LEG AND FOOT OF THE PERSON SITTING IN THE CHAIR, AND A MECHANICAL OSCILLATOR ON THE FRAME AND CONNECTED WITH THE MEMBER FOR RAISING AND LOWERING THE FORWARD END OF SAID MEMBER TO PRODUCE SUSTAINED MOVEMENT OF THE PERSON''S LEG AND INDUCING FLOW OF BLOOD INTO AND OUT OF THE LEG.
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) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |