Patent US2944587A successfully refreshed from Google Patents.
US2944587A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminating machines
Assignee: —
•
Filing: —
•
Granted: 1960-07-12
•
Expires: 1977-07-12
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:33
CPC Classifications
B; B32; B32B; B32B37/00; B32B37/10; B32B37/12; B32B37/1284
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1641403A
Cited
US2171259A
Cited
US2234223A
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US2169975A
Cited
US2208060A
Cited
US2255397A
Cited
US2453258A
Cited
GB744669A
Cited
GB783785A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |