US2620058A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container feed mechanism
Assignee: FMC Corp
•
Filing: 1947-07-11
•
Granted: 1952-12-02
•
Expires: 1967-07-11
Abstract
No abstract record available.
Inventors
- 👤 Marion O Smith
- 👤 Elsheimer Roscoe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:02
CPC Classifications
B; B67; B67C; B67C7/00; B67C7/0006; B67C7/004; B67C7/0046; B65; B65B; B65B43/00; B65B43/42; B65B43/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1339060A
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US1430132A
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US1467442A
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US1556991A
Cited
US1892042A
Cited
US2004492A
Cited
US2202640A
Cited
US2393997A
Cited
US2393961A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-02 | 1956-06-02 | 1956-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-02 | 1960-06-02 | 1960-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-02 | 1964-06-02 | 1964-12-02 | $7700.00 | Window Closed / Lapsed |