US2950375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Percolator brew strength control
Assignee: General Electric Co
•
Filing: 1954-04-23
•
Granted: 1960-08-23
•
Expires: 1974-04-23
Abstract
No abstract record available.
Inventors
- 👤 Earle C Sullivan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:58
CPC Classifications
H; H05; H05B; H05B1/00; H05B1/02; H05B1/0202; H05B1/0213; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1702480A
Cited
US1778926A
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US2175727A
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US2287583A
Cited
US2329116A
Cited
US2577985A
Cited
US2657300A
Cited
US2798143A
Cited
US2694770A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-23 | 1964-02-22 | 1964-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-23 | 1968-02-22 | 1968-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-23 | 1972-02-22 | 1972-08-23 | $7700.00 | Window Closed / Lapsed |