US2446472A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adaptable conveyer
Assignee: Individual
•
Filing: 1945-03-05
•
Granted: 1948-08-03
•
Expires: 1965-03-05
Abstract
No abstract record available.
Inventors
- 👤 Lloyd A Graf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:02
CPC Classifications
B; B65; B65G; B65G41/00; B65G41/001; B65G41/002; B60; B60P; B60P1/00; B60P1/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US284234A
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US675250A
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US833141A
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US921672A
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US1471763A
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US1488858A
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US1808421A
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US1796495A
Cited
US1716979A
Cited
US1854561A
Cited
US1950506A
Cited
US2343444A
Cited
US2387189A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-03 | 1952-02-02 | 1952-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-03 | 1956-02-02 | 1956-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-03 | 1960-02-02 | 1960-08-03 | $7700.00 | Window Closed / Lapsed |