US2085211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grinding disk and method of making the same
Assignee: Briggs Manufacturing Co
•
Filing: 1934-12-10
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Granted: 1937-06-29
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Expires: 1954-12-10
Abstract
No abstract record available.
Inventors
- 👤 Budds Henry Harold
- 👤 Gorzelany Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:58
CPC Classifications
B; B24; B24D; B24D13/00; B24D13/14; B24D11/00; B24D11/001; Y; Y10; Y10S; Y10S451/00; Y10S451/921
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) | 1940-06-28 | 1940-12-28 | 1941-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-06-28 | 1944-12-28 | 1945-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-06-28 | 1948-12-28 | 1949-06-29 | $7700.00 | Window Closed / Lapsed |