US2682697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool
Assignee: Giddings and Lewis LLC
•
Filing: 1947-12-05
•
Granted: 1954-07-06
•
Expires: 1967-12-05
Abstract
No abstract record available.
Inventors
- 👤 Daugherty Jesse
- 👤 Wigton Walter Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:29
CPC Classifications
B; B23; B23B; B23B5/00; B23B5/28; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5104; Y10T29/5109; Y10T29/5111; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/302968; Y10T409/303248; Y10T82/00; Y10T82/14; Y10T82/141; Y10T82/143; Y10T82/25; Y10T82/2511
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US446792A
Cited
US1316372A
Cited
US1790681A
Cited
US429162A
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US946399A
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US1350924A
Cited
US1549451A
Cited
US2118020A
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US2118021A
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US1799384A
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US1878628A
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US1857457A
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US1999787A
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US2002186A
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US2106581A
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US2232304A
Cited
US2342792A
Cited
US2388555A
Cited
US2397108A
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US2457558A
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US2557824A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-05 | 1958-01-04 | 1958-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-05 | 1962-01-04 | 1962-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-05 | 1966-01-04 | 1966-07-06 | $7700.00 | Window Closed / Lapsed |