US2735240A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grinding wheel mounting
Assignee: —
•
Filing: —
•
Granted: 1956-02-21
•
Expires: 1973-02-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:31
CPC Classifications
B; B24; B24B; B24B45/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1322332A
Cited
US802371A
Cited
US871785A
Cited
US996269A
Cited
US1117505A
Cited
US1226388A
Cited
US1373586A
Cited
US1519921A
Cited
US1748362A
Cited
US1814833A
Cited
US2072814A
Cited
US2074844A
Cited
US2222307A
Cited
US2363260A
Cited
US2354870A
Cited
US2391375A
Cited
US2528621A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-20 | 1959-08-22 | 1960-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-20 | 1963-08-22 | 1964-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-20 | 1967-08-22 | 1968-02-21 | $7700.00 | Window Closed / Lapsed |