US2979873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: FMC Corp
•
Filing: 1959-03-11
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Granted: 1961-04-18
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Expires: 1979-03-11
Abstract
No abstract record available.
Inventors
- 👤 Robert K Galloway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:17
CPC Classifications
B; B65; B65B; B65B5/00; B65B5/04; B65B43/00; B65B43/26; B65B43/32; B65B43/325; B31; B31B; B31B2100/00; B31B2120/00; B31B2120/30; B31B50/00; B31B50/004; B31B50/02; B31B50/04; B31B50/06; B31B50/062; B31B50/064; B31B50/74; B31B50/76; B31B50/78
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1087909A
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US1873059A
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US2030598A
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US2133248A
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US2277408A
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US2567052A
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US2619216A
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US2580833A
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US2756553A
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US2842811A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-17 | 1964-10-17 | 1965-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-17 | 1968-10-17 | 1969-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-17 | 1972-10-17 | 1973-04-18 | $7700.00 | Window Closed / Lapsed |