US3351732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric welding device
Assignee: General Electric Co
•
Filing: 1964-07-22
•
Granted: 1967-11-07
•
Expires: 1984-07-22
Abstract
No abstract record available.
Inventors
- 👤 Charles J Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:33
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/30; B23K11/31; B23K11/318; B23K11/002; B23K11/0026
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |