Patent US3065552A successfully refreshed from Google Patents.
US3065552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper machine dryer drum
Assignee: Beloit Iron Works Inc
•
Filing: 1960-03-03
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Granted: 1962-11-27
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Expires: 1980-03-03
Abstract
No abstract record available.
Inventors
- 👤 Eugene S Skinner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:47
CPC Classifications
D; D21; D21F; D21F5/00; D21F5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1640855A
Cited
US1899256A
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US2412733A
Cited
US2870546A
Cited
US2783550A
Cited
US2893136A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-26 | 1966-05-28 | 1966-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-26 | 1970-05-28 | 1970-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-26 | 1974-05-28 | 1974-11-27 | $7700.00 | Window Closed / Lapsed |