Patent US3102949A successfully refreshed from Google Patents.
US3102949A
Expired / Lapsed
US
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Electrodes for electric arc torches
Assignee: Victor Equipment Co
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Filing: 1961-09-05
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Granted: 1963-09-03
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Expires: 1981-09-05
Abstract
No abstract record available.
Inventors
- 👤 James A Browning
- 👤 Abner O Lord
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:23
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/24; B23K9/28; B23K9/285; B23K35/00; B23K35/02; B23K35/0205; H; H05; H05H; H05H1/00; H05H1/24; H05H1/26; H05H1/32; H05H1/34; H05H1/3478
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
AN ELECTRODE FOR AN ELECTRIC ARC TORCH COMPRISING A CLOSED TUBULAR MEMBER OF CONDUCTING MATERIAL, AN OUTER DISC SHAPED WELL AT THE END OF SAID MEMBER, AND A DISC OF REFRACTORY MATERIAL NESTED IN SAID WELL.
Claim 2
Dependent Claim
36 words
AN ELECTRODE FOR AN ELECTRIC ARC TORCH COMPRISING A CLOSED TUBULAR MEMBER OF CONDUCTING MATERIAL, AN OUTER DISC SHAPED WELL AT THE END OF SAID MEMBER, AND A DISC OF REFRACTORY MATERIAL NESTED IN SAID WELL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-02 | 1967-03-04 | 1967-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-02 | 1971-03-04 | 1971-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-02 | 1975-03-04 | 1975-09-03 | $7700.00 | Window Closed / Lapsed |