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US2987948A
Expired / Lapsed
US
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Adjustable trimming attachment for calendering machine
Assignee: Individual
•
Filing: 1958-05-08
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Granted: 1961-06-13
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Expires: 1978-05-08
Abstract
No abstract record available.
Inventors
- 👤 Joseph T Casullo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:14
CPC Classifications
D; D06; D06C; D06C15/00; D06C15/08; D21; D21G; D21G9/00; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6584; Y10T83/6603; Y10T83/6604; Y10T83/929; Y10T83/9457; Y10T83/9488
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-12 | 1964-12-12 | 1965-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-12 | 1968-12-12 | 1969-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-12 | 1972-12-12 | 1973-06-13 | $7700.00 | Window Closed / Lapsed |