US2840375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carton stack advancing mechanism
Assignee: FMC Corp
•
Filing: 1953-06-22
•
Granted: 1958-06-24
•
Expires: 1973-06-22
Abstract
No abstract record available.
Inventors
- 👤 Charles E Kerr
- 👤 Robert K Galloway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:37
CPC Classifications
B; B65; B65H; B65H1/00; B65H1/08; B65H1/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1087643A
Cited
US1428149A
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US1592796A
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US1689272A
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US1783912A
Cited
US2291010A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-23 | 1961-12-23 | 1962-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-23 | 1965-12-23 | 1966-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-23 | 1969-12-23 | 1970-06-24 | $7700.00 | Window Closed / Lapsed |