Patent US1647075A successfully refreshed from Google Patents.
US1647075A
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US
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Process of fabricating agglomerated masses
Assignee: SUPER COAL PROCESS Co
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Filing: 1924-01-05
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Granted: 1927-10-25
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Expires: 1944-01-05
Abstract
No abstract record available.
Inventors
- 👤 Bowen Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:28
CPC Classifications
B; B30; B30B; B30B11/00; B30B11/02; B30B11/022; Y; Y10; Y10S; Y10S44/00; Y10S44/904; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31815
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) | 1930-10-24 | 1931-04-25 | 1931-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-10-24 | 1935-04-25 | 1935-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-10-24 | 1939-04-25 | 1939-10-25 | $7700.00 | Window Closed / Lapsed |