US1971852A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for stirring up farinaceous materials in receptacles of any kind by compressed air, compressed gas, or the like
Assignee: FIRM G POLYSIUS AG
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Filing: 1932-06-01
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Granted: 1934-08-28
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Expires: 1952-06-01
Abstract
No abstract record available.
Inventors
- 👤 Goebels Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:35
CPC Classifications
B; B65; B65D; B65D88/00; B65D88/54; B65D88/72; B01; B01F; B01F33/00; B01F33/40; B01J; B01J8/00; B01J8/18; B01J8/24; B01J8/44
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) | 1937-08-27 | 1938-02-26 | 1938-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-08-27 | 1942-02-26 | 1942-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-08-27 | 1946-02-26 | 1946-08-28 | $7700.00 | Window Closed / Lapsed |