Patent US2655978A successfully refreshed from Google Patents.
US2655978A
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Method and means for manufacturing corrugated plastic laminates
Assignee: Holoplast Ltd
•
Filing: 1950-12-23
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Granted: 1953-10-20
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Expires: 1970-12-23
Abstract
No abstract record available.
Inventors
- 👤 Gonda Desire
- 👤 Hodge Alfred Ansell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:25
CPC Classifications
B; B32; B32B; B32B27/00; B29; B29C; B29C43/00; B29C53/00; B29C53/22; B29C53/24; B29C53/26; B29C67/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1008; Y10T156/101
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-19 | 1957-04-20 | 1957-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-19 | 1961-04-20 | 1961-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-19 | 1965-04-20 | 1965-10-20 | $7700.00 | Window Closed / Lapsed |