Patent US779646A successfully refreshed from Google Patents.
US779646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grinding-machine.
Assignee: BUILDERS IRON FOUNDRY
•
Filing: 1903-11-09
•
Granted: 1905-01-10
•
Expires: 1923-11-09
Abstract
No abstract record available.
Inventors
- 👤 George Gorton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:48
CPC Classifications
B; B24; B24B; B24B19/00; B24B19/26; B24B19/28; Y; Y10; Y10S; Y10S29/00; Y10S29/101
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) | 1908-01-10 | 1908-07-11 | 1909-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-01-10 | 1912-07-11 | 1913-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-01-10 | 1916-07-11 | 1917-01-10 | $7700.00 | Window Closed / Lapsed |