US2844088A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coffee percolator
Assignee: Individual
•
Filing: 1954-12-09
•
Granted: 1958-07-22
•
Expires: 1974-12-09
Abstract
No abstract record available.
Inventors
- 👤 Wertaur Marcel J Von
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:48
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/04; A47J31/043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR385230A
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US191106A
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FR324665A
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FR363181A
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US912634A
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FR469421A
Cited
FR552286A
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US1549840A
Cited
US1830000A
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GB432419A
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US2210126A
Cited
US2155971A
Cited
FR919345A
Cited
US2491336A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-21 | 1962-01-20 | 1962-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-21 | 1966-01-20 | 1966-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-21 | 1970-01-20 | 1970-07-22 | $7700.00 | Window Closed / Lapsed |