Patent US3298740A successfully refreshed from Google Patents.
US3298740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination invalid's chair and safety belt
Assignee: Individual
•
Filing: 1965-08-24
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Granted: 1967-01-17
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Expires: 1985-08-24
Abstract
No abstract record available.
Inventors
- 👤 Frederick V Shelton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:45
CPC Classifications
A; A61; A61G; A61G5/00; A61G5/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
IN COMBINATION: AN INVALID''S CHAIR INCLUDING A BACK, A SEAT AND A FRAME HAVING A PAIR OF SPURS PROJECTING REARWARDLY BEHIND THE BACK AND BELOW THE SEAT LEVEL, AND A SAFETY BELT INCLUDING AN INTERMEDIATE PORTION LOOPED FORWARDLY OF SAID BACK AND ABOVE SAID SEAT AND AROUND THE SIDES OF SAID BACK TO PROVIDE A PATIENT-RESTRAINING BODY LOOP, AND AN END PORTION EXTENDING OBLIQUELY DOWNWARDLY AND LATERALLY BEHIND SAID BACK, CROSSING FROM ONE SIDE TO THE OTHER AND TERMINATING IN AN END LOOP WHICH IS LOOPED OVER ONE OF SAID SPURS AND THEREBY ANCHORED, AND MEANS FOR ANCHORING THE OTHER END OF THE BELT TO THE CHAIR WITH A CONNECTION WHICH CANNOT BE RELEASED BY THE CHAIR OCCUPANT.
Claim 2
Dependent Claim
118 words
IN COMBINATION: AN INVALID''S CHAIR INCLUDING A BACK, A SEAT AND A FRAME HAVING A PAIR OF SPURS PROJECTING REARWARDLY BEHIND THE BACK AND BELOW THE SEAT LEVEL, AND A SAFETY BELT INCLUDING AN INTERMEDIATE PORTION LOOPED FORWARDLY OF SAID BACK AND ABOVE SAID SEAT AND AROUND THE SIDES OF SAID BACK TO PROVIDE A PATIENT-RESTRAINING BODY LOOP, AND AN END PORTION EXTENDING OBLIQUELY DOWNWARDLY AND LATERALLY BEHIND SAID BACK, CROSSING FROM ONE SIDE TO THE OTHER AND TERMINATING IN AN END LOOP WHICH IS LOOPED OVER ONE OF SAID SPURS AND THEREBY ANCHORED, AND MEANS FOR ANCHORING THE OTHER END OF THE BELT TO THE CHAIR WITH A CONNECTION WHICH CANNOT BE RELEASED BY THE CHAIR OCCUPANT.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |