US3181970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated welding electrode
Assignee: Huntington Alloys Corp
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Filing: 1962-11-21
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Granted: 1965-05-04
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Expires: 1982-11-21
Abstract
No abstract record available.
Inventors
- 👤 James V Peck
- 👤 Charles E Witherell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:53
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/36; B23K35/3601; B23K35/3602; B23K35/24; B23K35/30; B23K35/3033; B23K35/304; B23K35/365; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12104; Y10T428/12111; Y10T428/12118; Y10T428/12139; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/294; Y10T428/2951; Y10T428/2953
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A WELDING ELECTRODE HAVING A CORE CONTAINING, BY WEIGHT, ABOUT 15% CHROMIUM, ABOUT 7% IRON, ABOUT 3% TUNGSTEN, ABOUT 3% MOLYDENUM, ABOUT 3% COLUMBIUM, ABOUT 0.6% TITANIUM, ABOUT 0.4% ALUMINUM, ABOUT 0.2% MANGANESE, LESS THAN ABOUT 0.05% SILICON, ABOUT 0.02% MAGNESIUM, ABOUT 0.05% CARBON, ABOUT 0.03% ZIRCONIUM, ABOUT 0.005% BORON, LESS THAN ABOUT 0.1% COBALT WITH THE BALANCE ESENTIALLY NICKEL AND HAVING A FLUX CONTAINING, BY WEIGHT, ABOUT 18% TITANIA, ABOUT 18% MANGANESE CARBONATE, ABOUT 25% CALCIUM CARBONATE, ABOUT 10.8% COLUMBIUM, ABOUT 7.2% IRON, ABOUT 18% CRYOLITE AND ABOUT 3 BENTONITE.
Claim 2
Dependent Claim
91 words
A WELDING ELECTRODE HAVING A CORE CONTAINING, BY WEIGHT, ABOUT 15% CHROMIUM, ABOUT 7% IRON, ABOUT 3% TUNGSTEN, ABOUT 3% MOLYDENUM, ABOUT 3% COLUMBIUM, ABOUT 0.6% TITANIUM, ABOUT 0.4% ALUMINUM, ABOUT 0.2% MANGANESE, LESS THAN ABOUT 0.05% SILICON, ABOUT 0.02% MAGNESIUM, ABOUT 0.05% CARBON, ABOUT 0.03% ZIRCONIUM, ABOUT 0.005% BORON, LESS THAN ABOUT 0.1% COBALT WITH THE BALANCE ESENTIALLY NICKEL AND HAVING A FLUX CONTAINING, BY WEIGHT, ABOUT 18% TITANIA, ABOUT 18% MANGANESE CARBONATE, ABOUT 25% CALCIUM CARBONATE, ABOUT 10.8% COLUMBIUM, ABOUT 7.2% IRON, ABOUT 18% CRYOLITE AND ABOUT 3 BENTONITE.
References Cited (Backward Citations)
US3024137A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-03 | 1968-11-02 | 1969-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-03 | 1972-11-02 | 1973-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-03 | 1976-11-02 | 1977-05-04 | $7700.00 | Window Closed / Lapsed |