US1052453A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grinding and polishing machine.
Assignee: Individual
•
Filing: 1911-09-09
•
Granted: 1913-02-11
•
Expires: 1931-09-09
Abstract
No abstract record available.
Inventors
- 👤 John C Blevney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:53
CPC Classifications
B; B24; B24B; B24B21/00; B24B21/04; B24B21/06; B24B21/08
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) | 1916-02-11 | 1916-08-12 | 1917-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1920-02-11 | 1920-08-12 | 1921-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1924-02-11 | 1924-08-12 | 1925-02-11 | $7700.00 | Window Closed / Lapsed |