US1930788A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and process of making abrasive tools
Assignee: Individual
•
Filing: 1927-05-31
•
Granted: 1933-10-17
•
Expires: 1947-05-31
Abstract
No abstract record available.
Inventors
- 👤 Orello S Buckner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:28
CPC Classifications
B; B24; B24D; B24D18/00; Y; Y10; Y10S; Y10S264/00; Y10S264/58; Y10S425/00; Y10S425/033; Y10S428/00; Y10S428/90; Y10S451/00; Y10S451/915; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24372; Y10T428/24413
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) | 1936-10-16 | 1937-04-17 | 1937-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-10-16 | 1941-04-17 | 1941-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-10-16 | 1945-04-17 | 1945-10-17 | $7700.00 | Window Closed / Lapsed |