Patent US3085258A successfully refreshed from Google Patents.
US3085258A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Holder for invalid walker
Assignee: Individual
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Filing: 1961-10-04
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Granted: 1963-04-16
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Expires: 1981-10-04
Abstract
No abstract record available.
Inventors
- 👤 Max A Wolferts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:51
CPC Classifications
A; A61; A61H; A61H3/00; A61G; A61G7/00; A61G7/05; A61G7/053
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
AN APPARATUS FOR CONNECTING AN INVALID WALKER TO A BED AND IN WHICH THE WALKER INCLUDES A PAIR OF SPACED VERTICAL POSTS AND THE BED INCLUDES A SIDE RAIL, A PAIR OF LEVERS PIVOTED TO THE SIDE RAIL, EACH LEVER HAVING A SOCKET FOR DETACHABLE ENGAGEMENT WITH ONE OF THE POSTS OF THE WALKER, EACH LEVER BEING PROVIDED WITH A PROJECTING ARM, A FRAME FIXEDLY ATTACHED TO THE SIDE RAIL, A LINK CENTRALLY PIVOTED TO SAID FRAME, AND LINK MEMBERS PIVOTALLY ATTACHED AT ONE END TO THE ENDS OF SAID LINK AND PIVOTED
Claim 2
Independent Claim
93 words
AN APPARATUS FOR CONNECTING AN INVALID WALKER TO A BED AND IN WHICH THE WALKER INCLUDES A PAIR OF SPACED VERTICAL POSTS AND THE BED INCLUDES A SIDE RAIL, A PAIR OF LEVERS PIVOTED TO THE SIDE RAIL, EACH LEVER HAVING A SOCKET FOR DETACHABLE ENGAGEMENT WITH ONE OF THE POSTS OF THE WALKER, EACH LEVER BEING PROVIDED WITH A PROJECTING ARM, A FRAME FIXEDLY ATTACHED TO THE SIDE RAIL, A LINK CENTRALLY PIVOTED TO SAID FRAME, AND LINK MEMBERS PIVOTALLY ATTACHED AT ONE END TO THE ENDS OF SAID LINK AND PIVOTED
References Cited (Backward Citations)
US2644961A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |