US2568474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic water heater for beverages
Assignee: EARL T VAN SCIVER
•
Filing: 1949-04-28
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Granted: 1951-09-18
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Expires: 1969-04-28
Abstract
No abstract record available.
Inventors
- 👤 Edwin P Van Sciver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:15
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/04; A47J31/057; A47J31/0573; A47J27/00; A47J27/21; A47J27/21008; A47J31/40; A47J31/402; A47J31/44; A47J31/54; A47J31/56; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3009; Y10T137/6416; Y10T137/6606; Y10T137/6851; Y10T137/7039; Y10T137/7287; Y10T137/7293; Y10T137/7313; Y10T137/7316; Y10T137/7319; Y10T137/8593; Y10T137/86187; Y10T137/86196
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1980735A
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US1946573A
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US2119455A
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US2114063A
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US2169852A
Cited
US2180655A
Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-17 | 1955-03-19 | 1955-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-17 | 1959-03-19 | 1959-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-17 | 1963-03-19 | 1963-09-18 | $7700.00 | Window Closed / Lapsed |