Patent US2582801A successfully refreshed from Google Patents.
US2582801A
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US
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Boiling pan with elastic sealing rings
Assignee: Individual
•
Filing: 1947-08-07
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Granted: 1952-01-15
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Expires: 1967-08-07
Abstract
No abstract record available.
Inventors
- 👤 Carl August Steen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:08
CPC Classifications
A; A47; A47J; A47J27/00; A47J27/14; A47J27/16; A47J27/17; D; D04; D04B; D04B17/00; D04B17/04; F; F16; F16J; F16J15/00; F16J15/46; F16J15/48; Y; Y10; Y10T; Y10T292/00; Y10T292/20; Y10T292/221
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1499364A
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US942171A
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GB190718914A
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US993013A
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US1290378A
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US1711176A
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US1816883A
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US1901581A
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US2090182A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-14 | 1955-07-16 | 1956-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-14 | 1959-07-16 | 1960-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-14 | 1963-07-16 | 1964-01-15 | $7700.00 | Window Closed / Lapsed |