US2745334A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coffee making machine
Assignee: WALLIN IND CORP
•
Filing: 1952-03-11
•
Granted: 1956-05-15
•
Expires: 1972-03-11
Abstract
No abstract record available.
Inventors
- 👤 Julius C Schwall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:24
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE22879E
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US833589A
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US1030752A
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GB169394A
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FR28258E
Cited
US1678543A
Cited
US2014325A
Cited
FR751665A
Cited
US2099849A
Cited
US2296607A
Cited
US2570148A
Cited
US2565235A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-15 | 1959-11-14 | 1960-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-15 | 1963-11-14 | 1964-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-15 | 1967-11-14 | 1968-05-15 | $7700.00 | Window Closed / Lapsed |