Patent US3927491A successfully refreshed from Google Patents.
US3049987A
Expired / Lapsed
US
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Domestic machine for producing extracts of coffee, tea and the like
Assignee: Individual
•
Filing: 1958-12-22
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Granted: 1962-08-21
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Expires: 1978-12-22
Abstract
No abstract record available.
Inventors
- 👤 Bampfer Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:21
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/44; A47J31/54; A47J31/542; A47J31/545
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |