US2464967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Welding machine
Assignee: Westinghouse Electric Corp
•
Filing: 1944-10-03
•
Granted: 1949-03-22
•
Expires: 1964-10-03
Abstract
No abstract record available.
Inventors
- 👤 George M Dinnick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:58
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/30; B23K11/31
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE371066C
Cited
US1078675A
Cited
US2004619A
Cited
US1976552A
Cited
US2089213A
Cited
US2315916A
Cited
US2401528A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-21 | 1952-09-20 | 1953-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-21 | 1956-09-20 | 1957-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-21 | 1960-09-20 | 1961-03-22 | $7700.00 | Window Closed / Lapsed |