US2544336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Weld composition
Assignee: Armco Inc
•
Filing: 1949-05-02
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Granted: 1951-03-06
•
Expires: 1969-05-02
Abstract
No abstract record available.
Inventors
- 👤 George E Linnert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 02:25
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/3053; B23K35/308; B23K35/3086; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12951; Y10T428/12972; Y10T428/12979
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
IN A WELDED ARTICLE OR PRODUCT, AN AUSTENITIC CHROMIUM-NICKEL STAINLESS STEEL WELD DEPOSIT OF LOW CARBON CONTENT WHICH IS SUBSTANTIALLY FREE OF SIGMA PHASE AND CARBIDE PRECIPITATION AND CONTAINING, IN APPROXIMATE PERCENTAGE, CARBON UP TO 0.03%, 16% TO 21% CHROMIUM, 10% TO 20.5% NICKEL, 1.75% TO 4% MOLYBDENUM, SULPHUR AND PHOSPHORUS EACH NOT EXCEEDING 0.02%, AND THE REMAINDER SUBSTANTIALLY ALL IRON, SAID CHROMIUM, MOLYBDENUM AND NICKEL FURTHER BEING IN ACCORD WITH
Claim 2
Dependent Claim
71 words
IN A WELDED ARTICLE OR PRODUCT, AN AUSTENITIC CHROMIUM-NICKEL STAINLESS STEEL WELD DEPOSIT OF LOW CARBON CONTENT WHICH IS SUBSTANTIALLY FREE OF SIGMA PHASE AND CARBIDE PRECIPITATION AND CONTAINING, IN APPROXIMATE PERCENTAGE, CARBON UP TO 0.03%, 16% TO 21% CHROMIUM, 10% TO 20.5% NICKEL, 1.75% TO 4% MOLYBDENUM, SULPHUR AND PHOSPHORUS EACH NOT EXCEEDING 0.02%, AND THE REMAINDER SUBSTANTIALLY ALL IRON, SAID CHROMIUM, MOLYBDENUM AND NICKEL FURTHER BEING IN ACCORD WITH
References Cited (Backward Citations)
US1762483A
Cited
US2067631A
Cited
US2156307A
Cited
US2159725A
Cited
US2455073A
Cited
US2448462A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-05 | 1954-09-04 | 1955-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-05 | 1958-09-04 | 1959-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-05 | 1962-09-04 | 1963-03-06 | $7700.00 | Window Closed / Lapsed |