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US1045911A
Expired / Lapsed
US
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Electric metal-working machine.
Assignee: THOMSON ELECTRIC WELDING CO
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Filing: 1911-03-04
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Granted: 1913-12-03
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Expires: 1931-03-04
Abstract
No abstract record available.
Inventors
- 👤 Elihu Thomson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:32
CPC Classifications
B; B23; B23K; B23K37/00; B23K37/04; B23K37/0426; B23K37/0435; B23K37/0443
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1916-12-02 | 1917-06-03 | 1917-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1920-12-02 | 1921-06-03 | 1921-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1924-12-02 | 1925-06-03 | 1925-12-03 | $7700.00 | Window Closed / Lapsed |