US2420615A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of concentrated coffee extract
Assignee: HARRY SACHS
•
Filing: 1944-03-16
•
Granted: 1947-05-13
•
Expires: 1964-03-16
Abstract
No abstract record available.
Inventors
- 👤 Palmer Edwin
- 👤 David S Roberts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:10
CPC Classifications
A; A23; A23F; A23F5/00; A23F5/24; A23F5/26; A23F5/267; A23F5/243
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1079474A
Cited
US1093962A
Cited
US1933049A
Cited
US1989077A
Cited
US1891383A
Cited
US2098961A
Cited
US2338608A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-05-12 | 1950-11-11 | 1951-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-05-12 | 1954-11-11 | 1955-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-05-12 | 1958-11-11 | 1959-05-13 | $7700.00 | Window Closed / Lapsed |