Patent US4075450A successfully refreshed from Google Patents.
Patent US3396967A successfully refreshed from Google Patents.
US3396967A
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US
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Hand, wrist and fore-arm exercising device
Assignee: KEITH MORRIS BROWN
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Filing: 1965-10-22
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Granted: 1968-08-13
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Brown Keith Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:56
CPC Classifications
A; A63; A63B; A63B23/00; A63B23/035; A63B23/12; A63B23/14; A63B21/00; A63B21/02; A63B21/045; A63B21/0455; A63B21/012; A63B21/015
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
AN EXERCISING DEVICE COMPRISING A SPINDLE AND A PAIR OF HAND GRIP MEANS, EACH HAND GRIP MEANS COMPRISING A CYLINDER HAVING A LENGTH SUBSTANTIALLY GREATER THAN ITS DIAMETER, THE DIAMETER OF ONE HAND GRIP MEANS BEING THE SAME AS THE OTHER, ONE HAND GRIP MEANS BEING NON-ROTATABLY MOUNTED ON ONE END OF THE SPINDLE, SCREW THREADS ON THE OTHER END OF THE SPINDLE, THE OTHER HAND GRIP MEANS BEING THREADABLY ENGAGED WITH THE SAID OTHER END OF THE SPINDLE, AND A COMPRESSION SPRING MOUNTED ON THE SPINDLE BETWEEN THE HAND GRIP MEANS TO IMPOSE A LOAD ON THE HAND GRIP MEANS RESISTING THEIR RELATIVE ROTATION.
Claim 2
Dependent Claim
105 words
AN EXERCISING DEVICE COMPRISING A SPINDLE AND A PAIR OF HAND GRIP MEANS, EACH HAND GRIP MEANS COMPRISING A CYLINDER HAVING A LENGTH SUBSTANTIALLY GREATER THAN ITS DIAMETER, THE DIAMETER OF ONE HAND GRIP MEANS BEING THE SAME AS THE OTHER, ONE HAND GRIP MEANS BEING NON-ROTATABLY MOUNTED ON ONE END OF THE SPINDLE, SCREW THREADS ON THE OTHER END OF THE SPINDLE, THE OTHER HAND GRIP MEANS BEING THREADABLY ENGAGED WITH THE SAID OTHER END OF THE SPINDLE, AND A COMPRESSION SPRING MOUNTED ON THE SPINDLE BETWEEN THE HAND GRIP MEANS TO IMPOSE A LOAD ON THE HAND GRIP MEANS RESISTING THEIR RELATIVE ROTATION.
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) | 1971-08-13 | 1972-02-12 | 1972-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-13 | 1976-02-12 | 1976-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-13 | 1980-02-12 | 1980-08-13 | $7700.00 | Window Closed / Lapsed |