US3200233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for generating an arc
Assignee: Union Carbide Corp
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Filing: 1963-02-04
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Granted: 1965-08-10
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Expires: 1983-02-04
Abstract
No abstract record available.
Inventors
- 👤 John E Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:24
CPC Classifications
B; B23; B23K; B23K10/00; B23K10/006; H; H05; H05H; H05H1/00; H05H1/24; H05H1/26; H05H1/32; H05H1/34; H05H1/3421; H05H1/3468
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
PROCESS FOR TREATING A WORKPIECE WHICH COMPRISES DIRECTING AN ARC FROM AT LEAST ONE ELECTRODE TO SAID WORK; PASSING GAS GENERALLY IN A DIRECTION FROM THE WORK TO THE ELECTRODE TO AFFECT RESTRICTIONOF THE ARC AT THE WORK.
Claim 2
Dependent Claim
38 words
PROCESS FOR TREATING A WORKPIECE WHICH COMPRISES DIRECTING AN ARC FROM AT LEAST ONE ELECTRODE TO SAID WORK; PASSING GAS GENERALLY IN A DIRECTION FROM THE WORK TO THE ELECTRODE TO AFFECT RESTRICTIONOF THE ARC AT THE WORK.
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) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |