US2587556A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for preparing concentrates
Assignee: Individual
•
Filing: 1947-07-11
•
Granted: 1952-02-26
•
Expires: 1967-07-11
Abstract
No abstract record available.
Inventors
- 👤 Weiss Max
- 👤 Natelson Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:10
CPC Classifications
A; A23; A23F; A23F5/00; A23F5/24; A23F5/26; A23F5/265; B; B01; B01D; B01D11/00; B01D11/02; B01D11/0215; B01D11/0223; B01D11/0226
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-25 | 1955-08-27 | 1956-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-25 | 1959-08-27 | 1960-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-25 | 1963-08-27 | 1964-02-26 | $7700.00 | Window Closed / Lapsed |