Patent US2495600A successfully refreshed from Google Patents.
US2495600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lapping machine
Assignee: Individual
•
Filing: 1947-06-02
•
Granted: 1950-01-24
•
Expires: 1967-06-02
Abstract
No abstract record available.
Inventors
- 👤 Ramsay Marcus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:40
CPC Classifications
B; B24; B24B; B24B37/00; B24B37/04; B24B37/07; B24B37/08; Y; Y10; Y10S; Y10S29/00; Y10S29/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US70656A
Cited
US267783A
Cited
US376537A
Cited
US1465117A
Cited
US1541001A
Cited
US2382903A
Cited
US2369107A
Cited
US2423118A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-23 | 1953-07-25 | 1954-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-23 | 1957-07-25 | 1958-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-23 | 1961-07-25 | 1962-01-24 | $7700.00 | Window Closed / Lapsed |