Patent US2529111A successfully refreshed from Google Patents.
US2529111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control for welding machines
Assignee: Curtiss Wright Corp
•
Filing: 1947-02-19
•
Granted: 1950-11-07
•
Expires: 1967-02-19
Abstract
No abstract record available.
Inventors
- 👤 Arthur W Steinberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:53
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/06; B23K9/073; B23K9/0732
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1648561A
Cited
US1827520A
Cited
US2302049A
Cited
US2083190A
Cited
US2145010A
Cited
US2175026A
Cited
US2239768A
Cited
US2175009A
Cited
US2192312A
Cited
US2236998A
Cited
US2323349A
Cited
US2259958A
Cited
US2250899A
Cited
US2325232A
Cited
US2368582A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-06 | 1954-05-08 | 1954-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-06 | 1958-05-08 | 1958-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-06 | 1962-05-08 | 1962-11-07 | $7700.00 | Window Closed / Lapsed |