Patent US5189393A successfully refreshed from Google Patents.
Patent US782695A successfully refreshed from Google Patents.
Patent US3027446A successfully refreshed from Google Patents.
US3027446A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arc torch
Assignee: Victor Equipment Co
•
Filing: 1960-09-15
•
Granted: 1962-03-27
•
Expires: 1980-09-15
Abstract
No abstract record available.
Inventors
- 👤 James A Browning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:47
CPC Classifications
H; H01; H01J; H01J37/00; H01J37/32; H01J37/32431; H01J37/3244; B; B23; B23K; B23K10/00; H05; H05H; H05H1/00; H05H1/24; H05H1/26; H05H1/32; H05H1/34; H05H1/42; H05H1/3468
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2819423A
Cited
US2900485A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-26 | 1965-09-25 | 1966-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-26 | 1969-09-25 | 1970-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-26 | 1973-09-25 | 1974-03-27 | $7700.00 | Window Closed / Lapsed |