Patent US2871552A successfully refreshed from Google Patents.
US2871552A
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Weld metal deposits and arc welding electrodes for producing the same
Assignee: ESAB AB
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Filing: 1956-03-19
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Granted: 1959-02-03
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Expires: 1976-03-19
Abstract
No abstract record available.
Inventors
- 👤 Noren Tore Mans Ivan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 17:12
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/3053; B23K35/3093; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/936; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12104; Y10T428/12111; Y10T428/12493; Y10T428/12771; Y10T428/12778
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A METAL ARTICLE HAVING A METAL DEPOSIT WELDED THERETO, SAID DEPOSIT COMPRISING A PRECIPITATION HARDENING, SUBSTANTIALLY CARBON FREE ALLOY OF THE TYPE FE-CO-M, IN WHICH M SIGNIFIES METAL FROM THE GROUP CONSISTING OF TUNGSTEN, MOLYBDENUM, TANTALUM AND NIOBIUM, THE COBALT CONTENT OF SAID ALLOY BEING NOT LESS THAN 3% BY WEIGHT AND NOT MORE THAN THE AMOUNT COMAX INDICATED BY THE FORMULA
Claim 2
Dependent Claim
62 words
A METAL ARTICLE HAVING A METAL DEPOSIT WELDED THERETO, SAID DEPOSIT COMPRISING A PRECIPITATION HARDENING, SUBSTANTIALLY CARBON FREE ALLOY OF THE TYPE FE-CO-M, IN WHICH M SIGNIFIES METAL FROM THE GROUP CONSISTING OF TUNGSTEN, MOLYBDENUM, TANTALUM AND NIOBIUM, THE COBALT CONTENT OF SAID ALLOY BEING NOT LESS THAN 3% BY WEIGHT AND NOT MORE THAN THE AMOUNT COMAX INDICATED BY THE FORMULA
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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) | 1962-02-02 | 1962-08-04 | 1963-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-02 | 1966-08-04 | 1967-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-02 | 1970-08-04 | 1971-02-03 | $7700.00 | Window Closed / Lapsed |