US2706236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting and gouging electrode holder and method
Assignee: Arcair Co
•
Filing: 1953-11-27
•
Granted: 1955-04-12
•
Expires: 1973-11-27
Abstract
No abstract record available.
Inventors
- 👤 Myron D Stepath
- 👤 Neil J Krumm
- 👤 Cornelius A Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:39
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/24; B23K9/28; B23K9/282
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1324337A
Cited
US1746208A
Cited
FR618603A
Cited
US1917109A
Cited
US2524233A
Cited
US2510960A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-11 | 1958-10-11 | 1959-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-11 | 1962-10-11 | 1963-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-11 | 1966-10-11 | 1967-04-12 | $7700.00 | Window Closed / Lapsed |