Patent FR977134A successfully refreshed from Google Patents.
US3606072A
Expired / Lapsed
US
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Boxes,cases and the like
Assignee: WILLMOTTS Ltd
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Filing: 1969-07-25
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Granted: 1971-09-20
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Expires: 1989-07-25
Abstract
Abstract A BOX INCLUDES A BODY PORTION AND A LID FORMED INTEGRALLY WITH THE BODY PORTION AS A ONE-PIECE MOULDING OF A SYNTHETIC PLASTICS MATERIAL. THE LID IS CONNECTED TO THE BODY PORTION BY A WEB EXTENDING BETWEEN SIDE WALLS OF THE BODY PORTION AND LID WHICH ARE CO-PLANAR WHEN THE LID IS CLOSED. THE SIDE WALLS PROVIDE MEANS FOR ATTACHMENT OF SPRING CLIP WHICH BIASES THE LID INTO EITHER A FULLY OPEN POSITION OR A FULLY CLOSED POSITION.
Inventors
- 👤 Thomas William Pinchin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:46
CPC Classifications
E; E05; E05F; E05F1/00; E05F1/08; E05F1/10; E05F1/1083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |