Patent US1075377A successfully refreshed from Google Patents.
Patent US3231293A successfully refreshed from Google Patents.
US3231293A
Expired / Lapsed
US
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Wheel chair attachments
Assignee: Individual
•
Filing: 1964-06-01
•
Granted: 1966-01-25
•
Expires: 1984-06-01
Abstract
No abstract record available.
Inventors
- 👤 Ernest C Loustaunau
- 👤 Road Gray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:36
CPC Classifications
A; A61; A61G; A61G5/00; A61G5/10; Y; Y10; Y10S; Y10S297/00; Y10S297/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
FOR DETACHABLE CONNECTION TO A WHEEL CHAIR FRAME HAVING A SIDE WHEEL AND AN UPWARD-OPENING PAIR OF ATTACHMENT SOCKETS SPACED THEREALONG FOR MOUNTING AN ARMREST AND THE LIKE: A COMBINATION ARMREST AND WHEEL GUARD ASSEMBLY COMPRISING IN COMBINATION, A LONGITUDINAL ROD ADAPTED TO BE DISPOSED CHORDALLY AND LATERALLY SPACED FROM THE INNER FACE OF SAID WHEEL ALONG THE TOP THEREOF, SAID ROD BEING FORMED WITH A PAIR OF DOWNWARD PROJECTING, ATTACHMENT STUD MEANS, SPACED THEREALONG IN POSITION FOR MOUNTING IN SAID ATTACHMENT SOCKETS OF THE FRAME, AND AN ARCUATE, DOWNWARDLY CONCAVE GUARD WHICH IS SECURED NEAR ITS RESPECTIVE ENDS TO SAID ROD ADJACENT A SIDE EDGE OF THE GUARD WHICH THUS PROJECTS TRANSVERSELY THEREFROM SO AS TO DISPOSE THE GUARD LENGTHWISE CLOSELY OVERLYING THE UPPER CURVATURE OF THE WHEEL WHEN THE ATTACHMENT STUDS ARE MOUNTED IN SAID SOCKETS, WITH A LENGTH OF THE MOUNTED GUARD THUS OFFERING ARMREST SUPPORT ALONG ITS UPPER SURFACE.
Claim 2
Dependent Claim
153 words
FOR DETACHABLE CONNECTION TO A WHEEL CHAIR FRAME HAVING A SIDE WHEEL AND AN UPWARD-OPENING PAIR OF ATTACHMENT SOCKETS SPACED THEREALONG FOR MOUNTING AN ARMREST AND THE LIKE: A COMBINATION ARMREST AND WHEEL GUARD ASSEMBLY COMPRISING IN COMBINATION, A LONGITUDINAL ROD ADAPTED TO BE DISPOSED CHORDALLY AND LATERALLY SPACED FROM THE INNER FACE OF SAID WHEEL ALONG THE TOP THEREOF, SAID ROD BEING FORMED WITH A PAIR OF DOWNWARD PROJECTING, ATTACHMENT STUD MEANS, SPACED THEREALONG IN POSITION FOR MOUNTING IN SAID ATTACHMENT SOCKETS OF THE FRAME, AND AN ARCUATE, DOWNWARDLY CONCAVE GUARD WHICH IS SECURED NEAR ITS RESPECTIVE ENDS TO SAID ROD ADJACENT A SIDE EDGE OF THE GUARD WHICH THUS PROJECTS TRANSVERSELY THEREFROM SO AS TO DISPOSE THE GUARD LENGTHWISE CLOSELY OVERLYING THE UPPER CURVATURE OF THE WHEEL WHEN THE ATTACHMENT STUDS ARE MOUNTED IN SAID SOCKETS, WITH A LENGTH OF THE MOUNTED GUARD THUS OFFERING ARMREST SUPPORT ALONG ITS UPPER SURFACE.
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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) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |