US3427816A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for making granulated frozen particles
Assignee: Sulzer AG
•
Filing: 1967-01-10
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Granted: 1969-02-18
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Expires: 1987-01-10
Abstract
No abstract record available.
Inventors
- 👤 Jost Hanny
- 👤 Hans Gunther Hirschberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:12
CPC Classifications
F; F25; F25C; F25C1/00; A; A23; A23B; A23B11/00; A23B11/10; A23B11/14; A23B11/1403; A23B2/00; A23B2/80; A23B2/803; A23B2/85; A23B2/88; A23B70/00; A23L; A23L2/00; A23L2/02; A23L2/08; A23L2/12; A23L2/14; A23P; A23P10/00; A23P10/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1104920A
Cited
US3019631A
Cited
US3024117A
Cited
US3188825A
Cited
US3257815A
Cited
US3290788A
Cited
US3313032A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-18 | 1972-08-19 | 1973-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-18 | 1976-08-19 | 1977-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-18 | 1980-08-19 | 1981-02-18 | $7700.00 | Window Closed / Lapsed |