US3138228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite bodies and method of making
Assignee: General Electric Co
•
Filing: 1962-06-15
•
Granted: 1964-06-23
•
Expires: 1982-06-15
Abstract
No abstract record available.
Inventors
- 👤 Ralph J Bondley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:05
CPC Classifications
C; C03; C03C; C03C27/00; C03C27/04; C03C27/042; C03C27/046; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12535; Y10T428/12542; Y10T428/12549; Y10T428/12597; Y10T428/12681; Y10T428/12708; Y10T428/12715; Y10T428/12771; Y10T428/12785; Y10T428/12806; Y10T428/12861; Y10T428/12882; Y10T428/12986
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A COMPOSITE BODY COMPRISING A BODY OF NONMETALLIC REFRACTORY MATERIAL AND A STRUCTURAL MEMBER SELECTED FROM THE GROUP CONSISTING OF SILVER, COPPER AND GOLD, CONSISTING ESSENTIALLY OF SAID BODY, A LAYER CONSISTING OF THE REACTION PRODUCT OF THE BODY WITH AN ACTIVE METAL SELECTED FROM THE GROUP CONSISTING OF TITANIUM AND ZIRCONIUM AND A DUCTILE SOLDER SELECTED FROM THE GROUP CONSISTING OF INDIUM, THALLIUM, TIN, CADMIUM, ZINC AND GALLIM, AND A SECOND LAYER CONSISTING ESSENTIALLY OF AN ALPHA-PHASE ALLOY OF THE DUCTILE SOLDER AND SAID STRUCTURE MEMBER, THE BOND BEING ESSENTIALLY FREE FROM UNCOMBINED DUCTILE SOLDER TO PROVIDE A BOND HAVING A STRONG YIELDING INTERFACE AND CAPABLE OF WITHSTANDING TEMPERATURES SUBSTANTIALLY HIGHER THAN THE MELTING POINT OF THE DUCTILE SOLDER.
Claim 2
Dependent Claim
120 words
A COMPOSITE BODY COMPRISING A BODY OF NONMETALLIC REFRACTORY MATERIAL AND A STRUCTURAL MEMBER SELECTED FROM THE GROUP CONSISTING OF SILVER, COPPER AND GOLD, CONSISTING ESSENTIALLY OF SAID BODY, A LAYER CONSISTING OF THE REACTION PRODUCT OF THE BODY WITH AN ACTIVE METAL SELECTED FROM THE GROUP CONSISTING OF TITANIUM AND ZIRCONIUM AND A DUCTILE SOLDER SELECTED FROM THE GROUP CONSISTING OF INDIUM, THALLIUM, TIN, CADMIUM, ZINC AND GALLIM, AND A SECOND LAYER CONSISTING ESSENTIALLY OF AN ALPHA-PHASE ALLOY OF THE DUCTILE SOLDER AND SAID STRUCTURE MEMBER, THE BOND BEING ESSENTIALLY FREE FROM UNCOMBINED DUCTILE SOLDER TO PROVIDE A BOND HAVING A STRONG YIELDING INTERFACE AND CAPABLE OF WITHSTANDING TEMPERATURES SUBSTANTIALLY HIGHER THAN THE MELTING POINT OF THE DUCTILE SOLDER.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-23 | 1967-12-23 | 1968-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-23 | 1971-12-23 | 1972-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-23 | 1975-12-23 | 1976-06-23 | $7700.00 | Window Closed / Lapsed |