US2415201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary conveyer
Assignee: Metalwash Machinery Co
•
Filing: 1943-05-14
•
Granted: 1947-02-04
•
Expires: 1963-05-14
Abstract
No abstract record available.
Inventors
- 👤 Erich R Zademach
- 👤 William W Clarke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:20
CPC Classifications
D; D06; D06B; D06B23/00; D06B23/04; D06B23/042; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19949; Y10T74/19963; Y10T74/19972; Y10T74/19977; Y10T74/19981
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US396649A
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GB190308963A
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US1159486A
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FR505433A
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US1553428A
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US1699538A
Cited
US1653219A
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US1716406A
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US1862485A
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US1831388A
Cited
US1908526A
Cited
US1884052A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-02-03 | 1950-08-05 | 1951-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-03 | 1954-08-05 | 1955-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-03 | 1958-08-05 | 1959-02-04 | $7700.00 | Window Closed / Lapsed |