Patent US3281177A successfully refreshed from Google Patents.
US3281177A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking mechanism for trailer side door
Assignee: Strick Corp
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Filing: 1964-10-14
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Granted: 1966-10-25
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Expires: 1984-10-14
Abstract
No abstract record available.
Inventors
- 👤 Tenenbaum Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:47
CPC Classifications
E; E05; E05C; E05C19/00; E05C19/001; E05C19/002; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/1039; Y10T292/1041; Y10T292/1043; Y10T292/1075; Y10T292/1083; Y10T292/68
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
IN A VEHICLE BODY HAVING A DOORWAY, A FRAME THEREABOUT AND A DOOR MOVABLE INTO POSITION TO COVER SAID DOORWAY, A LOCKING MECHANISM COMPRISING A VERTICALLY EXTENDING MEMBER CONSTITUTING ONE PORTION OF SAID FRAME, VERTICALLY EXTENDING KEEPER RECESS IN SAID MEMBER OPENING TOWARDS SAID DOOR AND ALONG SAID BODY AND INCLUDING A SUBSTANTIALLY FLAT SURFACE FACING SAID BODY, A LOCKING BAR HINGED TO SAID DOOR ABOUT A VERTICAL AXIS AND INCLUDING A LIP EXTENDABLE INTO SAID RECESS AND HAVING A SUNSTANTIALLY FLAT SURFACE ADAPTED TO ENGAGE SAID FLAT SURFACE OF SAID KEEPER RECESS, AND A HANDLE SECURED TO SAID BAR TO ROTATE THE SAME ABOUT ITS HINGE AXIS AND TOWARDS SAID DOOR TO EFFECT THE LOCKING ACTION WHEREIN SAID FLAT SURFACES BEAR AGAINST EACH OTHER AND EXERT A FORCE PRESSING SAID DOOR INTO SAID DOORWAY, SAID FLAT SURFACES OF SAID RECESS AND LIP BEING SUBSTANTIALLY AS LONG AS SAID DOOR.
Claim 2
Dependent Claim
150 words
IN A VEHICLE BODY HAVING A DOORWAY, A FRAME THEREABOUT AND A DOOR MOVABLE INTO POSITION TO COVER SAID DOORWAY, A LOCKING MECHANISM COMPRISING A VERTICALLY EXTENDING MEMBER CONSTITUTING ONE PORTION OF SAID FRAME, VERTICALLY EXTENDING KEEPER RECESS IN SAID MEMBER OPENING TOWARDS SAID DOOR AND ALONG SAID BODY AND INCLUDING A SUBSTANTIALLY FLAT SURFACE FACING SAID BODY, A LOCKING BAR HINGED TO SAID DOOR ABOUT A VERTICAL AXIS AND INCLUDING A LIP EXTENDABLE INTO SAID RECESS AND HAVING A SUNSTANTIALLY FLAT SURFACE ADAPTED TO ENGAGE SAID FLAT SURFACE OF SAID KEEPER RECESS, AND A HANDLE SECURED TO SAID BAR TO ROTATE THE SAME ABOUT ITS HINGE AXIS AND TOWARDS SAID DOOR TO EFFECT THE LOCKING ACTION WHEREIN SAID FLAT SURFACES BEAR AGAINST EACH OTHER AND EXERT A FORCE PRESSING SAID DOOR INTO SAID DOORWAY, SAID FLAT SURFACES OF SAID RECESS AND LIP BEING SUBSTANTIALLY AS LONG AS SAID DOOR.
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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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |