Patent US2400285A successfully refreshed from Google Patents.
US2400285A
Expired / Lapsed
US
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Welder's electrode holder
Assignee: Individual
•
Filing: 1943-10-04
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Granted: 1946-05-14
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Expires: 1963-10-04
Abstract
No abstract record available.
Inventors
- 👤 Robert H Buck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:49
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/24; B23K9/28; B23K9/282; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17291; Y10T279/17299
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) | 1949-05-13 | 1949-11-12 | 1950-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-05-13 | 1953-11-12 | 1954-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-05-13 | 1957-11-12 | 1958-05-14 | $7700.00 | Window Closed / Lapsed |