US1407380A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fractional-distilling apparatus
Assignee: Individual
•
Filing: 1919-08-18
•
Granted: 1922-02-21
•
Expires: 1939-08-18
Abstract
No abstract record available.
Inventors
- 👤 Jeanchenard
- 👤 Chenard Jean
- 👤 Armand Nicknamed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:09
CPC Classifications
F; F16; F16F; F16F9/00; F16F9/32; F16F9/50; F16F9/52; B; B01; B01D; B01D3/00; B01D3/14
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) | 1925-02-20 | 1925-08-22 | 1926-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-02-20 | 1929-08-22 | 1930-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-02-20 | 1933-08-22 | 1934-02-21 | $7700.00 | Window Closed / Lapsed |