Patent US3676286A successfully refreshed from Google Patents.
US3676286A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrugated covers
Assignee: HENRY BEAKBANE FORTOX Ltd
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Filing: 1970-02-02
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Granted: 1972-07-11
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Expires: 1990-02-02
Abstract
Abstract A corrugated cover component is formed from a sheet formed with parallel fold lines and a row of cut-outs. The cut-outs permit the part of the sheet on one side of the row to be corrugated inversely relative to the part on the other side of the row.
Inventors
- 👤 Royston L Moseley
- 👤 Peter M Knowles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:05
CPC Classifications
B; B66; B66F; B66F17/00; B66F7/00; B66F7/06; B66F7/065; B66F7/08; F; F16; F16P; F16P1/00; F16P1/02; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24298; Y10T428/24628; Y10T428/24669; Y10T428/24686; Y10T428/24777
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) | 1975-07-11 | 1976-01-10 | 1976-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-11 | 1980-01-10 | 1980-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-11 | 1984-01-10 | 1984-07-11 | $7700.00 | Window Closed / Lapsed |