Patent US4255946A successfully refreshed from Google Patents.
Patent US2968335A successfully refreshed from Google Patents.
US2968335A
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Process for the continuous production of corrugated laminates
Assignee: Montedison SpA
•
Filing: 1955-04-06
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Granted: 1961-01-17
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Expires: 1975-04-06
Abstract
No abstract record available.
Inventors
- 👤 Monaco Ugo
- 👤 Zanaboni Piero
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:49
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/24; B; B29; B29C; B29C53/00; B29C53/22; B29C53/24; B29K; B29K2105/00; B29K2105/06; C08J2367/00; C08J2367/06; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1016; Y10T156/1018
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2015806A
Cited
US2088158A
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US2406051A
Cited
US2449299A
Cited
US2517698A
Cited
US2787314A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-17 | 1964-07-18 | 1965-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-17 | 1968-07-18 | 1969-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-17 | 1972-07-18 | 1973-01-17 | $7700.00 | Window Closed / Lapsed |