US2888741A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alloys
Assignee: American Metallurgical Products Co
•
Filing: 1955-03-22
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Granted: 1959-06-02
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Expires: 1975-03-22
Abstract
No abstract record available.
Inventors
- 👤 William E Knapp
- 👤 Wilbur T Bolkcom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:51
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/28; C; C22; C22C; C22C28/00; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
AN ARTICLE COMPRISING TWO OR MORE METALLIC MEMBERS AND THE SOLIDIFIED PRODUCT OF A FUSED ALLOY CONSISTING ESSENTIALLY OF ABOUT 8 TO 20% COPPER AND THE BALANCE MISCHMETAL, THE FUSED ADJACENT SURFACES OF THE MEMBERS BEING JOINED BY SAID FUSED ALLOY.
Claim 2
Dependent Claim
41 words
AN ARTICLE COMPRISING TWO OR MORE METALLIC MEMBERS AND THE SOLIDIFIED PRODUCT OF A FUSED ALLOY CONSISTING ESSENTIALLY OF ABOUT 8 TO 20% COPPER AND THE BALANCE MISCHMETAL, THE FUSED ADJACENT SURFACES OF THE MEMBERS BEING JOINED BY SAID FUSED ALLOY.
References Cited (Backward Citations)
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US1039930A
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US2325068A
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US2396009A
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US2474038A
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US2459172A
Cited
US2622022A
Cited
US2642358A
Cited
FR1012639A
Cited
US2826494A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-01 | 1962-12-01 | 1963-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-01 | 1966-12-01 | 1967-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-01 | 1970-12-01 | 1971-06-02 | $7700.00 | Window Closed / Lapsed |