US3074075A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Artificial hand for amputees
Assignee: Individual
•
Filing: 1959-04-20
•
Granted: 1963-01-22
•
Expires: 1979-04-20
Abstract
No abstract record available.
Inventors
- 👤 Kuhn Gotz Gerd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:22
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/50; A61F2/54; A61F2/58; A61F2/583
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A PROSTHETIC DEVICE COMPRISING A HOLLOW BODY, A THUMB PROJECTING GENERALLY UPWARDLY FROM SAID BODY, A SHAFT IN SAID BODY EXTENDING GENERALLY AT RIGHT ANGLES TO SAID THUMB, A WORM ON SAID SHAFT, A PAIR OF WORM GEARS IN MESH WITH SAID WORM, SAID WORM GEARS LYING IN MUTUALLY INCLINED PLANES WHICH PASS IN GENERALLY RADIAL DIRECTION OF SAID SHAFT, A PAIR OF FINGERS RIGID WITH SAID WORM GEARS. RESPECTIVELY, AND HINGED TO SAID BODY FOR SWINGING MOTION ABOUT RESPECTIVE AXES PERPENDICULAR TO SAID PLANES, AND MEANS FOR SIMULTANEOUSLY SWINGING SAID FINGERS BETWEEN A FIRST POSITION REMOTE FROM SAID THUMB AND A SECOND POSITION CLOSE TO SAID THUMB BY ROTATING SAID WORM, SAID
Claim 2
Dependent Claim
113 words
A PROSTHETIC DEVICE COMPRISING A HOLLOW BODY, A THUMB PROJECTING GENERALLY UPWARDLY FROM SAID BODY, A SHAFT IN SAID BODY EXTENDING GENERALLY AT RIGHT ANGLES TO SAID THUMB, A WORM ON SAID SHAFT, A PAIR OF WORM GEARS IN MESH WITH SAID WORM, SAID WORM GEARS LYING IN MUTUALLY INCLINED PLANES WHICH PASS IN GENERALLY RADIAL DIRECTION OF SAID SHAFT, A PAIR OF FINGERS RIGID WITH SAID WORM GEARS. RESPECTIVELY, AND HINGED TO SAID BODY FOR SWINGING MOTION ABOUT RESPECTIVE AXES PERPENDICULAR TO SAID PLANES, AND MEANS FOR SIMULTANEOUSLY SWINGING SAID FINGERS BETWEEN A FIRST POSITION REMOTE FROM SAID THUMB AND A SECOND POSITION CLOSE TO SAID THUMB BY ROTATING SAID WORM, SAID
References Cited (Backward Citations)
US1285617A
Cited
US2553827A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |