Patent US3411732A successfully refreshed from Google Patents.
US3411732A
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Fully automatic reel changer
Assignee: Ruesch Ferd AG
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Filing: 1966-09-20
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Granted: 1968-11-19
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Expires: 1986-09-20
Abstract
No abstract record available.
Inventors
- 👤 Ebneter Markus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:38
CPC Classifications
B; B65; B65H; B65H19/00; B65H19/22; B65H19/2207; B65H19/2223; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/417; B65H2301/418; B65H2301/4181; B65H2301/41816; B65H2301/41818; B65H2408/00; B65H2408/20; B65H2408/23; B65H2408/231; B65H2408/2315; B65H2408/23157
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1532753A
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US1633595A
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US1619081A
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US1986680A
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US2668023A
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US2553052A
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US2942796A
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GB782694A
Cited
US3161363A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |