US3030496A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Welding electrodes
Assignee: Westinghouse Electric Corp
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Filing: 1959-03-17
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Granted: 1962-04-17
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Expires: 1979-03-17
Abstract
No abstract record available.
Inventors
- 👤 George H Cotter
- 👤 Edward R Gamberg
- 👤 Harry J Bichsel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:00
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/02; B23K35/0255; B23K35/0261; B23K35/22; B23K35/24; B23K35/30; B23K35/3053; B23K35/306; B23K35/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A BARE WELDING ELECTRODE PARTICULARLY FOR WELDING WITH A SUBSTANTIALLY SPATTER-FREE SPRAY DEPOSIT IN A SHIELD OF INERT GAS, CARBON DIOXIDE OR THE LIKE, SAID ELECTRODE CONSISTING OF AN UNCOATED WIRE TREATED DURING ITS MANUFACTURE WITH SOAKING AND DRAWING COMPOUNDS INCLUDING ONLY MATERIALS WHICH HAVE LOW ELECTRON EMISSIVITY.
Claim 2
Dependent Claim
48 words
A BARE WELDING ELECTRODE PARTICULARLY FOR WELDING WITH A SUBSTANTIALLY SPATTER-FREE SPRAY DEPOSIT IN A SHIELD OF INERT GAS, CARBON DIOXIDE OR THE LIKE, SAID ELECTRODE CONSISTING OF AN UNCOATED WIRE TREATED DURING ITS MANUFACTURE WITH SOAKING AND DRAWING COMPOUNDS INCLUDING ONLY MATERIALS WHICH HAVE LOW ELECTRON EMISSIVITY.
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) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |