Patent US3136271A successfully refreshed from Google Patents.
US3136271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tray rack for serving carts
Assignee: J R Clark Co
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Filing: 1962-06-13
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Granted: 1964-06-09
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Expires: 1982-06-13
Abstract
No abstract record available.
Inventors
- 👤 Donald J Munson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 03:18
CPC Classifications
A; A47; A47B; A47B31/00; A47B31/04; B; B62; B62B; B62B2205/00; B62B2205/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
IN A SERVING CART HAVING A SHELF MEMBER FOLDABLE ABOUT A HORIZONTAL AXIS AT ONE END BETWEEN AN ERECT HORIZONTAL POSITION AND A COLLAPSED GENERALLY VERTICAL POSITION, A DEVICE FOR HOLDING A STACK OF INDEPENDENT SERVING TRAYS AGAINST THE UNDERSIDE OF THE SHELF COMPRISING A FRAME HINGED TO THE UNDERSIDE OF THE SHELF NEAR THE END THEREOF REMOTE FROM SAID HORIZONTAL AXIS, SAID HINGE AXIS BEING PARALLEL TO SAID HORIZONTAL AXIS, AND A RELEASABLE LOCKING DEVICE ON THE SHELF FOR LOCKING THE FRAME TO THE SHELF TO HOLD TRAYS ON THE FRAME FIRMLY AGAINST THE UNDERSIDE OF THE SHELF, SAID LOCKING DEVICE BEING DISPOSED ADJACENT SAID HORIZONTAL AXIS FOR ENGAGING A PORTION OF THE FRAME REMOTE FROM SAID HINGE AXIS.
Claim 2
Dependent Claim
120 words
IN A SERVING CART HAVING A SHELF MEMBER FOLDABLE ABOUT A HORIZONTAL AXIS AT ONE END BETWEEN AN ERECT HORIZONTAL POSITION AND A COLLAPSED GENERALLY VERTICAL POSITION, A DEVICE FOR HOLDING A STACK OF INDEPENDENT SERVING TRAYS AGAINST THE UNDERSIDE OF THE SHELF COMPRISING A FRAME HINGED TO THE UNDERSIDE OF THE SHELF NEAR THE END THEREOF REMOTE FROM SAID HORIZONTAL AXIS, SAID HINGE AXIS BEING PARALLEL TO SAID HORIZONTAL AXIS, AND A RELEASABLE LOCKING DEVICE ON THE SHELF FOR LOCKING THE FRAME TO THE SHELF TO HOLD TRAYS ON THE FRAME FIRMLY AGAINST THE UNDERSIDE OF THE SHELF, SAID LOCKING DEVICE BEING DISPOSED ADJACENT SAID HORIZONTAL AXIS FOR ENGAGING A PORTION OF THE FRAME REMOTE FROM SAID HINGE AXIS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |