Patent JPS57128057A successfully refreshed from Google Patents.
US2438035A
Expired / Lapsed
US
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Stove
Assignee: CRIBBBEN AND SEXTON Co
•
Filing: 1944-11-18
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Granted: 1948-03-16
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Expires: 1964-11-18
Abstract
No abstract record available.
Inventors
- 👤 Conrad J Buhman
- 👤 Leo E Mendel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:34
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
SE56764C1
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GB394177A
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US1315039A
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US1371057A
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US900998A
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US1088849A
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US1618346A
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US1798115A
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US1872020A
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US2200304A
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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) | 1951-03-16 | 1951-09-15 | 1952-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-03-16 | 1955-09-15 | 1956-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-03-16 | 1959-09-15 | 1960-03-16 | $7700.00 | Window Closed / Lapsed |