US2718312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material handling apparatus
Assignee: Individual
•
Filing: 1951-06-23
•
Granted: 1955-09-20
•
Expires: 1971-06-23
Abstract
No abstract record available.
Inventors
- 👤 John S Pilch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:59
CPC Classifications
E; E02; E02F; E02F9/00; E02F9/08; E02F9/085; E02F3/00; E02F3/04; E02F3/28; E02F3/30; E02F3/32; E02F3/36; E02F3/42; E02F3/425
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2493718A
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US2387764A
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US2411498A
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US2502681A
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US2528985A
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US2558686A
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US2674500A
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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) | 1958-09-19 | 1959-03-21 | 1959-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-19 | 1963-03-21 | 1963-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-19 | 1967-03-21 | 1967-09-20 | $7700.00 | Window Closed / Lapsed |