US2909778A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and means for bare electrode welding
Assignee: Lincoln Electric Co
•
Filing: 1956-06-29
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Granted: 1959-10-20
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Expires: 1976-06-29
Abstract
No abstract record available.
Inventors
- 👤 George G Landis
- 👤 Donald M Patton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:08
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/3053; B23K35/02; B23K35/0255; B23K35/0261; B23K35/0266
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A METHOD OF ELECTRIC ARC WELDING OF STEEL COMPRISING: ADVANCING AN ELECTRICALLY ENERGIZED STEEL ELECTRODE TOWARDS A WORKPIECE WHILE MAINTAINING AN ARC BETWEEN THE ELECTRODE AND THE WORKPIECE, SIMULTANEOUSLY FEEDING INTO SUCH ARC ONE OR MORE KILLING AGENTS SELECTED FROM THE CLASS OF HAFNIUM, LANTHANUM, THE METAL OF THE LANTHANIDE SERIES, ZIRCONIUM YTTIUM, SCANSIUM, BERYLLIUM, TITANIUM, BORON, ALUMINUM, SILICOM, BARIUM, CALCIM, MAGENISIUM, STRONTIUM, THIRIUM, ACTINIUM, LITHIUM, NEPTHUNIUM, PLUTONIUM, RADIUM, URANIUM, OR ALLOYS
Claim 2
Independent Claim
72 words
A METHOD OF ELECTRIC ARC WELDING OF STEEL COMPRISING: ADVANCING AN ELECTRICALLY ENERGIZED STEEL ELECTRODE TOWARDS A WORKPIECE WHILE MAINTAINING AN ARC BETWEEN THE ELECTRODE AND THE WORKPIECE, SIMULTANEOUSLY FEEDING INTO SUCH ARC ONE OR MORE KILLING AGENTS SELECTED FROM THE CLASS OF HAFNIUM, LANTHANUM, THE METAL OF THE LANTHANIDE SERIES, ZIRCONIUM YTTIUM, SCANSIUM, BERYLLIUM, TITANIUM, BORON, ALUMINUM, SILICOM, BARIUM, CALCIM, MAGENISIUM, STRONTIUM, THIRIUM, ACTINIUM, LITHIUM, NEPTHUNIUM, PLUTONIUM, RADIUM, URANIUM, OR ALLOYS
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-19 | 1963-04-20 | 1963-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-19 | 1967-04-20 | 1967-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-19 | 1971-04-20 | 1971-10-20 | $7700.00 | Window Closed / Lapsed |