Patent US2428481A successfully refreshed from Google Patents.
US2428481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooking or processing apparatus
Assignee: Individual
•
Filing: 1944-03-07
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Granted: 1947-10-07
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Expires: 1964-03-07
Abstract
No abstract record available.
Inventors
- 👤 Wiltz W Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:45
CPC Classifications
B; B65; B65B; B65B55/00; B65B55/02; B65B55/04; B65B55/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US256809A
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US475784A
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US528680A
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US1911579A
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US739350A
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US840370A
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US1912278A
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US1990779A
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US2335052A
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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) | 1950-10-06 | 1951-04-07 | 1951-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-10-06 | 1955-04-07 | 1955-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-10-06 | 1959-04-07 | 1959-10-07 | $7700.00 | Window Closed / Lapsed |