Patent US3875257A successfully refreshed from Google Patents.
Patent US3121907A successfully refreshed from Google Patents.
US3121907A
Expired / Lapsed
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Handle for hospital doors or the like
Assignee: Mark C Stebbins and Sons Inc
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Filing: 1961-06-06
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Granted: 1964-02-25
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Expires: 1981-06-06
Abstract
No abstract record available.
Inventors
- 👤 Mark C Stebbins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:07
CPC Classifications
E; E05; E05B; E05B1/00; E05B1/0053; Y; Y10; Y10S; Y10S16/00; Y10S16/901; Y10T; Y10T292/00; Y10T292/82
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
134 words
A HOSPITAL DOOR PULL COMPRISING, MEANS PROVIDING A MOUNTING PLATE HAVING A FRONT FACE, A REAR FACE ADAPTED TO BE SECURED TO A DOOR, AND AN OPENING BETWEEN SAID FACES, MEANS FORMING A HANDLE HAVING A PORTION EXTENDING REARWARDLY INTO SAID OPENING AND BEING SWINGABLE WITHIN LIMITS PROVIDED BY ENGAGEMENT OF SAID PORTION WITH SIDES OF SAID OPENING, MEANS PROVIDING A RESILIENTLY FLEXIBLE HINGE STRAP HINGEDLY INTERCONNECTING SAID PORTION AND SAID REAR FACE AND YIELDABLY URGING SAID HANDLE DOWNWARDLY TO ONE OF SAID LIMITS WHEREAT A FREE END OF SAID HANDLE IS SPACED FROM A DOOR, SAID HANDLE BEING SWINGABLE IN A DIRECTION AGAINST SAID URGING TO THE OTHER OF SAID LIMITS TO ACCOMMODATE A HUMAN FOREARM OR THE LIKE INSERTED UNDER SAID FREE END WHEREBY TO FACILITATE OPENING THE DOOR BY FOREARM PULL.
References Cited (Backward Citations)
US2835524A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-24 | 1967-08-26 | 1968-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-24 | 1971-08-26 | 1972-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-24 | 1975-08-26 | 1976-02-25 | $7700.00 | Window Closed / Lapsed |