Patent US2407239A successfully refreshed from Google Patents.
US2407239A
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Friction drive for web propelling rollers
Assignee: R Hoe and Co Inc
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Filing: 1942-10-09
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Granted: 1946-09-10
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Expires: 1962-10-09
Abstract
No abstract record available.
Inventors
- 👤 Alexander J Albrecht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:32
CPC Classifications
B; B65; B65H; B65H45/00; B65H45/12; B65H45/16; B65H45/161; B41; B41F; B41F13/00; B41F13/02; B65H20/00; B65H20/02; F; F16; F16D; F16D2300/00; F16D2300/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-09-09 | 1950-03-11 | 1950-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-09-09 | 1954-03-11 | 1954-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-09-09 | 1958-03-11 | 1958-09-10 | $7700.00 | Window Closed / Lapsed |