US2491228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feeding mechanism for regulating the rate of feed of material from rotary supply drums or the like to wire-coiling and like machines
Assignee: ZF International UK Ltd
•
Filing: 1948-10-27
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Granted: 1949-12-13
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Expires: 1968-10-27
Abstract
No abstract record available.
Inventors
- 👤 Swift William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:02
CPC Classifications
B; B65; B65H; B65H51/00; B65H51/30; B65H2403/00; B65H2403/70; B65H2403/72
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US911236A
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US1304565A
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US1657513A
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US1658660A
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US2002374A
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US1986724A
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US2347261A
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US2295327A
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US2277514A
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US2306750A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-12 | 1953-06-13 | 1953-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-12 | 1957-06-13 | 1957-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-12 | 1961-06-13 | 1961-12-13 | $7700.00 | Window Closed / Lapsed |