Patent US4548464A successfully refreshed from Google Patents.
Patent US662978A successfully refreshed from Google Patents.
US662978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing-machine.
Assignee: Individual
•
Filing: 1900-01-17
•
Granted: 1900-12-04
•
Expires: 1920-01-17
Abstract
No abstract record available.
Inventors
- 👤 Charles G Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:46
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/36; B29C48/395; B29C48/40; B29C48/375; B29C48/387
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) | 1903-12-04 | 1904-06-04 | 1904-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-12-04 | 1908-06-04 | 1908-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-12-04 | 1912-06-04 | 1912-12-04 | $7700.00 | Window Closed / Lapsed |