US2686134A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating of welding rod
Assignee: Individual
•
Filing: 1951-06-29
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Granted: 1954-08-10
•
Expires: 1971-06-29
Abstract
No abstract record available.
Inventors
- 👤 Walter H Wooding
- 👤 Charles T Gayley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:13
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/36; B23K35/365; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12104; Y10T428/12111; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/294; Y10T428/2951; Y10T428/2955
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
66 words
THE METHOD OF FABRICATING A COATED WELD ROD, SAID METHOD COMPRISING FORMING A COMPOSITION INCLUDING FLUX FORMING AND SLAG FORMING INGREDIENTS, AN ALKALI SILICATE, WATER AND FROM 0.5% TO 4.0% OF LITHIUM BORATE, THE MELTING POINTS OF AT LEAST SOME OF SAID SLAG FORMING INGREDIENTS BEING HIGHER THAN THE MELTING POINT OF SAID BORATE, COATING A WELD ROD WITH SAID COMPOSITION AND THEREAFTER SINTERING SAID COATING.
References Cited (Backward Citations)
GB285674A
Cited
US2118680A
Cited
GB553170A
Cited
GB573337A
Cited
US2442892A
Cited
GB579635A
Cited
GB609598A
Cited
GB618304A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-09 | 1958-02-08 | 1958-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-09 | 1962-02-08 | 1962-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-09 | 1966-02-08 | 1966-08-10 | $7700.00 | Window Closed / Lapsed |