US2695479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lapping machine
Assignee: Saint Gobain Abrasives Inc
•
Filing: 1954-02-24
•
Granted: 1954-11-30
•
Expires: 1974-02-24
Abstract
No abstract record available.
Inventors
- 👤 Herbert S Indge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:59
CPC Classifications
B; B24; B24B; B24B37/00; B24B37/04; B24B37/042; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/304536
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US387482A
Cited
US1509823A
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US1262529A
Cited
US1541001A
Cited
US1610984A
Cited
US1551156A
Cited
US2142057A
Cited
US2627144A
Cited
US2581106A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-29 | 1958-05-31 | 1958-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-29 | 1962-05-31 | 1962-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-29 | 1966-05-31 | 1966-11-30 | $7700.00 | Window Closed / Lapsed |