US2690804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Beveling machine
Assignee: Individual
•
Filing: 1952-03-25
•
Granted: 1954-10-05
•
Expires: 1972-03-25
Abstract
No abstract record available.
Inventors
- 👤 Erlert Johan Gunnar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:30
CPC Classifications
B; B23; B23D; B23D19/00; B23D19/08; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6584; Y10T83/6592; Y10T83/6598; Y10T83/6601; Y10T83/6603; Y10T83/768; Y10T83/7684; Y10T83/7701; Y10T83/7705; Y10T83/7709; Y10T83/7751; Y10T83/7809; Y10T83/7813; Y10T83/7818
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US250996A
Cited
US422726A
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US1210148A
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US1289388A
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US1406459A
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US1426216A
Cited
US1578653A
Cited
US2539401A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-04 | 1958-04-05 | 1958-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-04 | 1962-04-05 | 1962-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-04 | 1966-04-05 | 1966-10-05 | $7700.00 | Window Closed / Lapsed |