US2960254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible hinge construction for plastic boxes
Assignee: PAN AM PLASTICS CORP
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Filing: 1959-01-08
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Granted: 1960-11-15
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Expires: 1979-01-08
Abstract
No abstract record available.
Inventors
- 👤 Jack Y Kiba
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:54
CPC Classifications
E; E05; E05D; E05D9/00; E05D9/005; E05D7/00; E05D7/10; E05D7/1061; E05D7/1077; 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) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |