US3179787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carbide welding rod
Assignee: Eutectic Corp
•
Filing: 1962-03-29
•
Granted: 1965-04-20
•
Expires: 1982-03-29
Abstract
No abstract record available.
Inventors
- 👤 Rene D Wasserman
- 👤 Joseph F Quaas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:54
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/32; B23K35/327; B23K35/02; B23K35/0255; B23K35/0261; B23K35/0266
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A WELDING ROD FOR DEPOSITING A REFRACTORY CARBIDELADEN SURFACE LAYER UPON A PARENT METAL COMPRISING AN ELONGATED COMPRESSED AND SINTERED MASS OF FINE CARBIDE PARTICLES, A METALLIC BINDER CEMENTING SAID MASS OF FINE CARBIDE PARTICLES TOGETHER, AN ELONGATED RELATIVELY STRONG METAL SUPPORTING ROD DISPOSED ALONGSIDE SAID CARBIDE MASS, ATTACHING MEANS SECURING SAID CARBIDE MASS AND SUPPORTING ROD TOGETHER TO PERMIT SAID SUPPORTING ROD TO PROTECT SAID BRITTLE CARBIDE MASS FROM BREAKING, THE METAL COMPOSITION OF SAID SUPPORTING ROD BEING CAPABLE OF FUSION WITH SAID FINE CARBIDE PARTICLES AND SAID PARENT METAL, THE METAL OF SAID SUPPORTING ROD BEING A COPPER BASE ALLOY SELECTED FROM THE GROUP CONSISTING OF ALUMINUM-BRONZE AND COPPER SILICON WHEREBY ANY TENDENCY OF THE DEPOSIT FROM SAID WELDING ROD TO CRACK IS MINIMIZED.
Claim 2
Dependent Claim
126 words
A WELDING ROD FOR DEPOSITING A REFRACTORY CARBIDELADEN SURFACE LAYER UPON A PARENT METAL COMPRISING AN ELONGATED COMPRESSED AND SINTERED MASS OF FINE CARBIDE PARTICLES, A METALLIC BINDER CEMENTING SAID MASS OF FINE CARBIDE PARTICLES TOGETHER, AN ELONGATED RELATIVELY STRONG METAL SUPPORTING ROD DISPOSED ALONGSIDE SAID CARBIDE MASS, ATTACHING MEANS SECURING SAID CARBIDE MASS AND SUPPORTING ROD TOGETHER TO PERMIT SAID SUPPORTING ROD TO PROTECT SAID BRITTLE CARBIDE MASS FROM BREAKING, THE METAL COMPOSITION OF SAID SUPPORTING ROD BEING CAPABLE OF FUSION WITH SAID FINE CARBIDE PARTICLES AND SAID PARENT METAL, THE METAL OF SAID SUPPORTING ROD BEING A COPPER BASE ALLOY SELECTED FROM THE GROUP CONSISTING OF ALUMINUM-BRONZE AND COPPER SILICON WHEREBY ANY TENDENCY OF THE DEPOSIT FROM SAID WELDING ROD TO CRACK IS MINIMIZED.
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) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |