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Patent US2769078A successfully refreshed from Google Patents.
US2769078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arc machining
Assignee: Elox Corporation of Michigan
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Filing: 1953-02-25
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Granted: 1956-10-30
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Expires: 1973-02-25
Abstract
No abstract record available.
Inventors
- 👤 Victor E Matulaitis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:46
CPC Classifications
B; B23; B23H; B23H1/00; B23H1/02; B23H1/024
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1005575A
Cited
US2192555A
Cited
US2214868A
Cited
US2340114A
Cited
GB595697A
Cited
US2501954A
Cited
US2569113A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-30 | 1960-04-30 | 1960-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-30 | 1964-04-30 | 1964-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-30 | 1968-04-30 | 1968-10-30 | $7700.00 | Window Closed / Lapsed |