Patent US3587319A successfully refreshed from Google Patents.
US3587319A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Exercising apparatus
Assignee: Individual
•
Filing: 1969-09-30
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Granted: 1971-06-28
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Expires: 1989-09-30
Abstract
Abstract AN EXERCISING DEVICE HAVING A UNIVERSALLY MOUNTED GRIPPING POLE ATTACHED TO ONE OR MORE DAMPERS FOR RESISTING ANY MOVEMENT ABOUT ITS UNIVERSAL MOUNTING. THE DAMPERS CONTAIN A VISCOUS FLUID WITHIN EITHER OPPOSED RECIPROCATING EXPANSIBLE CHAMBERS OR OPPOSED ROTARY EXPANSIBLE CHAMBERS AND ARE MOUNTED BETWEEN A SUPPORT N EITHER THE SAME SIDE OR OPPOSITE SIDE OF THE UNIVERSAL MOUNTING WITH RESPECT TO THE GRIPPING AREA OF THE POLE. EXPANDED POWER IS INDICATED BY A THERMOMETER SHOWING THE TEMPERATURE OF THE DAMPER FLUID.
Inventors
- 👤 William J Andrews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:24
CPC Classifications
A; A63; A63B; A63B21/00; A63B21/008; A63B21/0083; A63B21/40; A63B21/4041; A63B21/4047; A63B2208/00; A63B2208/12; A63B2210/00; A63B2210/50
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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |