US1460110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for recovering catalyst from catalysis residue
Assignee: Hoover Co
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Filing: 1922-03-03
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Granted: 1923-06-26
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Expires: 1942-03-03
Abstract
No abstract record available.
Inventors
- 👤 Ernest V Owen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:14
CPC Classifications
C; C10; C10G; C10G11/00; C10G11/02; C10G11/08; B; B01; B01J; B01J27/00; B01J27/06; C01; C01F; C01F7/00; C01F7/48; C01F7/56
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) | 1926-06-25 | 1926-12-25 | 1927-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-06-25 | 1930-12-25 | 1931-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-06-25 | 1934-12-25 | 1935-06-26 | $7700.00 | Window Closed / Lapsed |