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US2484070A
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Assignee: FMC Corp
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Filing: 1945-11-05
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Granted: 1949-10-11
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Expires: 1965-11-05
Abstract
No abstract record available.
Inventors
- 👤 Boyce John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:03
CPC Classifications
A; A23; A23C; A23C1/00; A23C1/14; A23B; A23B2/00; A23B2/80; A23B2/803; F; F26; F26B; F26B17/00; F26B17/18; F26B17/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US292681A
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US299370A
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US583751A
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US1396740A
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US1478865A
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US1919878A
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US1823443A
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US1999411A
Cited
US2074988A
Cited
US2219863A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-10 | 1953-04-11 | 1953-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-10 | 1957-04-11 | 1957-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-10 | 1961-04-11 | 1961-10-11 | $7700.00 | Window Closed / Lapsed |