US781406A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Agitating device.
Assignee: Individual
•
Filing: 1904-01-28
•
Granted: 1905-01-31
•
Expires: 1924-01-28
Abstract
No abstract record available.
Inventors
- 👤 Walter B Devereux
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:57
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/08; B01J8/10; B01F; B01F27/00; B01F27/05; B01J2219/00; B01J2219/00761; B01J2219/00763; B01J2219/00765; B01J2219/00768
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) | 1908-01-31 | 1908-08-01 | 1909-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-01-31 | 1912-08-01 | 1913-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-01-31 | 1916-08-01 | 1917-01-31 | $7700.00 | Window Closed / Lapsed |