Patent US64142A successfully refreshed from Google Patents.
Patent US780752A successfully refreshed from Google Patents.
US780752A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid comminuting and mixing device.
Assignee: LEM A SMITH
•
Filing: 1904-04-16
•
Granted: 1905-01-24
•
Expires: 1924-04-16
Abstract
No abstract record available.
Inventors
- 👤 John W Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:55
CPC Classifications
F; F02; F02M; F02M61/00; F02M61/04; F02M61/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1908-01-24 | 1908-07-25 | 1909-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-01-24 | 1912-07-25 | 1913-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-01-24 | 1916-07-25 | 1917-01-24 | $7700.00 | Window Closed / Lapsed |