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US2965326A
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US
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Apparatus for controlling tension in a web
Assignee: Cameron Machine Co
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Filing: 1957-12-18
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Granted: 1960-12-20
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Expires: 1977-12-18
Abstract
No abstract record available.
Inventors
- 👤 Rockstrom Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:03
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/04; B65H23/06; B65H23/063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2343181A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |