US2695944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrode holder
Assignee: Individual
•
Filing: 1951-12-14
•
Granted: 1954-11-30
•
Expires: 1971-12-14
Abstract
No abstract record available.
Inventors
- 👤 Jr Thomas S Donnelly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:04
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/24; B23K9/28; B23K9/282
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2003196A
Cited
US2056045A
Cited
US2179440A
Cited
US2358220A
Cited
GB571035A
Cited
US2373605A
Cited
US2415671A
Cited
US2412492A
Cited
US2387888A
Cited
US2455108A
Cited
US2449370A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-29 | 1958-05-31 | 1958-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-29 | 1962-05-31 | 1962-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-29 | 1966-05-31 | 1966-11-30 | $7700.00 | Window Closed / Lapsed |