Patent US3328557A successfully refreshed from Google Patents.
US3328557A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nickel arc welding electrode
Assignee: Eutectic Corp
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Filing: 1964-01-09
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Granted: 1967-06-27
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Expires: 1984-01-09
Abstract
No abstract record available.
Inventors
- 👤 Charles E Rogers
- 👤 Joseph F Quaas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:22
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/3033
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
A TUBULAR ELECTRODE CONSISTING ESSENTIALLY OF A THIN TUBE OF NICKEL HAVING A WALL THICKNESS RANGING APPROXIMATELY FROM 0.012 TO 0.020 INCH; FILLER ALLOYING AGENTS WITHIN SAID TUBE CONSISTING ESSENTIALLY OF THE FOLLOWING CONSTITUENTS IN THE INDICATED RANGES OF PERCENTAGES BY WEIGHT OF SAID COMBINED FILLER ALLOYING AGENTS AND TUBE:
Claim 2
Dependent Claim
50 words
A TUBULAR ELECTRODE CONSISTING ESSENTIALLY OF A THIN TUBE OF NICKEL HAVING A WALL THICKNESS RANGING APPROXIMATELY FROM 0.012 TO 0.020 INCH; FILLER ALLOYING AGENTS WITHIN SAID TUBE CONSISTING ESSENTIALLY OF THE FOLLOWING CONSTITUENTS IN THE INDICATED RANGES OF PERCENTAGES BY WEIGHT OF SAID COMBINED FILLER ALLOYING AGENTS AND TUBE:
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) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |