US2926466A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gauge for setting abrasive discs
Assignee: Gardner Machine Co
•
Filing: 1956-04-12
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Granted: 1960-03-01
•
Expires: 1976-04-12
Abstract
No abstract record available.
Inventors
- 👤 Elman R Dunn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:57
CPC Classifications
B; B24; B24B; B24B41/00; B24B41/04; B24B47/00; B24B47/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-01 | 1963-08-31 | 1964-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-01 | 1967-08-31 | 1968-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-01 | 1971-08-31 | 1972-03-01 | $7700.00 | Window Closed / Lapsed |