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US2630112A
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Signal means for percolators and similar appliances
Assignee: PERCTONE ALUMINUM PRODUCTS Inc
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Filing: 1950-06-29
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Granted: 1953-03-03
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Expires: 1970-06-29
Abstract
No abstract record available.
Inventors
- 👤 Zide Ralph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:30
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/44; A47J31/4403; A47J31/4407; A47J27/00; A47J27/21; A47J27/212
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189625832A
Cited
US711385A
Cited
US848816A
Cited
US967954A
Cited
US1128242A
Cited
CH101987A
Cited
US1648407A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-02 | 1956-09-01 | 1957-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-02 | 1960-09-01 | 1961-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-02 | 1964-09-01 | 1965-03-03 | $7700.00 | Window Closed / Lapsed |