Patent US3904940A successfully refreshed from Google Patents.
Patent US2535476A successfully refreshed from Google Patents.
US2535476A
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US
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Material handling apparatus
Assignee: Individual
•
Filing: 1947-03-07
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Granted: 1950-12-26
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Expires: 1967-03-07
Abstract
No abstract record available.
Inventors
- 👤 Clifford H Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:07
CPC Classifications
B; B65; B65G; B65G65/00; B65G2814/00; B65G2814/03; B65G2814/0301; B65G2814/0314; B65G2814/0316; B65G2814/0317
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US780938A
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US984951A
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US1018862A
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US1108944A
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US1226588A
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US1181350A
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US1822530A
Cited
US1909536A
Cited
US2059135A
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US2345074A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-25 | 1954-06-26 | 1954-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-25 | 1958-06-26 | 1958-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-25 | 1962-06-26 | 1962-12-26 | $7700.00 | Window Closed / Lapsed |