Patent US3218432A successfully refreshed from Google Patents.
US3218432A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nickel steel filler wire
Assignee: Huntington Alloys Corp
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Filing: 1963-06-28
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Granted: 1965-11-16
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Expires: 1983-06-28
Abstract
No abstract record available.
Inventors
- 👤 James V Peck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:14
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/3053; B23K35/3066; C; C22; C22C; C22C38/00; C22C38/08; C21; C21D; C21D2211/00; C21D2211/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A FERRITIC NICKEL STEEL PARTICULARLY USEFUL AS A WELDING MATERIAL FOR INERT-GAS SHIELDED-ARC WELDING OF 9% NICKEL STEEL BASE MATERIAL WHICH COMPRISES ABOUT 11.5% TO 13.5% NICKEL, ABOUT 0.03% TO ABOUT 0.07% CARBON, ABOUT 0.5% TO ABOUT 0.8% MANGANESE, ABOUT 0.01% TO ABOUT 0.05% ALUMINUM, UP TO ABOUT 0.05% TITANIUM, NOT MORE THAN ABOUT 0.05% SILICON, NOT MORE THAN ABOUT 0.01% PHOSPHORUS, NOT MORE THAN ABOUT 0.01% SULFUR, NOT MORE THAN ABOUT 200 PARTS PER MILLION OXYGEN, NOT MORE THAN ABOUT 100 PARTS PER MILLION NITROGEN, NOT MORE THAN ABOUT 3 PARTS PER MILLION HYDROGEN, AND THE BALANCE IRON.
Claim 2
Dependent Claim
99 words
A FERRITIC NICKEL STEEL PARTICULARLY USEFUL AS A WELDING MATERIAL FOR INERT-GAS SHIELDED-ARC WELDING OF 9% NICKEL STEEL BASE MATERIAL WHICH COMPRISES ABOUT 11.5% TO 13.5% NICKEL, ABOUT 0.03% TO ABOUT 0.07% CARBON, ABOUT 0.5% TO ABOUT 0.8% MANGANESE, ABOUT 0.01% TO ABOUT 0.05% ALUMINUM, UP TO ABOUT 0.05% TITANIUM, NOT MORE THAN ABOUT 0.05% SILICON, NOT MORE THAN ABOUT 0.01% PHOSPHORUS, NOT MORE THAN ABOUT 0.01% SULFUR, NOT MORE THAN ABOUT 200 PARTS PER MILLION OXYGEN, NOT MORE THAN ABOUT 100 PARTS PER MILLION NITROGEN, NOT MORE THAN ABOUT 3 PARTS PER MILLION HYDROGEN, AND THE BALANCE IRON.
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) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |