US3547742A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminator apparatus
Assignee: WAKEFIELD NATIONAL Inc A CORP OF NEW YORK
•
Filing: 1967-02-23
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Granted: 1970-12-15
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Expires: 1987-02-23
Abstract
No abstract record available.
Inventors
- 👤 Edward D Cottrell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:31
CPC Classifications
B; B27; B27D; B27D1/00; B32; B32B; B32B37/00; B32B37/10; B32B37/1027
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1775950A
Cited
US2800162A
Cited
US3180778A
Cited
US3149013A
Cited
US3185604A
Cited
US3385028A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |