US2567012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined pressure welding and arc welding method
Assignee: General Electric Co
•
Filing: 1948-08-07
•
Granted: 1951-09-04
•
Expires: 1968-08-07
Abstract
No abstract record available.
Inventors
- 👤 Donelan James Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:14
CPC Classifications
B; B23; B23K; B23K28/00; B23K28/02; Y; Y10; Y10S; Y10S29/00; Y10S29/048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1298590A
Cited
US1217431A
Cited
GB355966A
Cited
US1952319A
Cited
US2228087A
Cited
US2320824A
Cited
US2427597A
Cited
GB627432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-03 | 1955-03-05 | 1955-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-03 | 1959-03-05 | 1959-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-03 | 1963-03-05 | 1963-09-04 | $7700.00 | Window Closed / Lapsed |