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US1651816A
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Assignee: Individual
•
Filing: 1927-01-08
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Granted: 1927-12-06
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Expires: 1947-01-08
Abstract
No abstract record available.
Inventors
- 👤 Goldman Bronislaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:35
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/80; B01F27/86; B01F27/862
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1930-12-05 | 1931-06-06 | 1931-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-12-05 | 1935-06-06 | 1935-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-12-05 | 1939-06-06 | 1939-12-06 | $7700.00 | Window Closed / Lapsed |