Patent US2527318A successfully refreshed from Google Patents.
US2527318A
Expired / Lapsed
US
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Plastic hinge construction for boxes and the like
Assignee: MAGNUS RES Inc
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Filing: 1947-09-12
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Granted: 1950-10-24
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Expires: 1967-09-12
Abstract
No abstract record available.
Inventors
- 👤 Finn H Magnus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:57
CPC Classifications
A; A45; A45C; A45C13/00; A45C13/005; E; E05; E05D; E05D1/00; E05D1/06; E05Y; E05Y2999/00; Y; Y10; Y10S; Y10S16/00; Y10S16/13
Claims Analysis
Total Claims: 0
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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) | 1953-10-23 | 1954-04-24 | 1954-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-23 | 1958-04-24 | 1958-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-23 | 1962-04-24 | 1962-10-24 | $7700.00 | Window Closed / Lapsed |