US3035301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and device for the manufacture of granules having a definite grainsize
Assignee: Knapsack AG
•
Filing: 1957-04-19
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Granted: 1962-05-22
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Expires: 1977-04-19
Abstract
No abstract record available.
Inventors
- 👤 Rodis Franz
- 👤 Hinz Arnulf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:00
CPC Classifications
C; C05; C05B; C05B19/00; B; B01; B01J; B01J2/00; B01J2/14; C05G; C05G5/00; C05G5/30; C10; C10H; C10H21/00; C10H21/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1239221A
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DE915072C
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GB758323A
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US2836846A
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US2889576A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |