US3194704A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the preparation of aluminum filler wires for arc welding
Assignee: Air Liquide SA
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Filing: 1962-09-21
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Granted: 1965-07-13
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Expires: 1982-09-21
Abstract
No abstract record available.
Inventors
- 👤 Hubert Maurice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:50
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/40; C; C23; C23F; C23F3/00; C23F3/02; C23F3/03; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2650157A
Cited
FR967207A
Cited
FR1057782A
Cited
US2681402A
Cited
US2682503A
Cited
US2797174A
Cited
US2729551A
Cited
US2834659A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |