US3116405A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric arc torches
Assignee: Victor Equipment Co
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Filing: 1961-03-23
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Granted: 1963-12-31
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Expires: 1981-03-23
Abstract
No abstract record available.
Inventors
- 👤 James A Browning
- 👤 George A Klasson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:59
CPC Classifications
H; H05; H05H; H05H1/00; H05H1/24; H05H1/26; H05H1/32; H05H1/34; H05H1/3478
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
IN AN ELECTRIC ARC TORCH, A FIRST ELECTRODE ASSEMBLY COMPRISING A HOLDER AND A CYLINDRICAL ELECTRODE ELEMENT HELD IN SAID HOLDER, AND A SECOND ELECTRODE IN THE FORM OF A NOZZLE HAVING AN ARC PASSAGEWAY EXTENDING FROM THE END SURFACE OF SAID ELEMENT, THE AXIS OF SAID ELEMENT BEING SUBSTANTIALLY PARALLEL TO BUT OFFSET A PREDETERMINED AMOUNT FROM THE AXIS OF SAID ARC PASSAGEWAY.
Claim 2
Dependent Claim
64 words
IN AN ELECTRIC ARC TORCH, A FIRST ELECTRODE ASSEMBLY COMPRISING A HOLDER AND A CYLINDRICAL ELECTRODE ELEMENT HELD IN SAID HOLDER, AND A SECOND ELECTRODE IN THE FORM OF A NOZZLE HAVING AN ARC PASSAGEWAY EXTENDING FROM THE END SURFACE OF SAID ELEMENT, THE AXIS OF SAID ELEMENT BEING SUBSTANTIALLY PARALLEL TO BUT OFFSET A PREDETERMINED AMOUNT FROM THE AXIS OF SAID ARC PASSAGEWAY.
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) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |