Patent US2693105A successfully refreshed from Google Patents.
Patent US2707850A successfully refreshed from Google Patents.
US2707850A
Expired / Lapsed
US
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Method of welding aluminum to glass and article made thereby
Assignee: Corning Glass Works
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Filing: 1951-04-05
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Granted: 1955-05-10
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Expires: 1971-04-05
Abstract
No abstract record available.
Inventors
- 👤 Robert H Dalton
- 👤 Raymond O Voss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:24
CPC Classifications
C; C03; C03C; C03C27/00; C03C27/04; C03C27/042; C03C27/044; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/266
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
THE METHOD OF SEALING WITHOUT MELTING A STRUCTURAL MEMBER COMPOSED TO A METAL SELECTED FROM THE GROUP CONSISTING OF MAGNESIUM AND ALUMINUM TO A GLASS HAVING A WORKING POINT ABOVE THE MELTING POINT OF SUCH METAL, WHICH COMPRISES PROVIDING A STRUCTURAL MEMBER OF SUCH METAL HAVING A SEALING AREA NOT OVER 7 MILS IN THICKNESS, INTERPOSING BETWEEN THE GLASS AND THE METAL MEMBER AT THE SEALING AREA A SEALING GLASS HAVING A WORKING POINT BELOW THE MELTING POINT OF THE METAL AND A THERMAL EXPANSION COEFFICIENT NOT MORE THAN 10X107 PER *C. DIFFERENT THAN THAT OF THE FIRST GLASS, AND HEATING THE COMBINATION ABOVE THE WORKING POINT OF THE SEALING GLASS BUT BELOW THE MELTING POINT OF THE METAL TO UNITE THE SEALING GLASS WITH THE FIRST GLASS AND WITH THE METAL MEMBER.
Claim 2
Independent Claim
133 words
THE METHOD OF SEALING WITHOUT MELTING A STRUCTURAL MEMBER COMPOSED TO A METAL SELECTED FROM THE GROUP CONSISTING OF MAGNESIUM AND ALUMINUM TO A GLASS HAVING A WORKING POINT ABOVE THE MELTING POINT OF SUCH METAL, WHICH COMPRISES PROVIDING A STRUCTURAL MEMBER OF SUCH METAL HAVING A SEALING AREA NOT OVER 7 MILS IN THICKNESS, INTERPOSING BETWEEN THE GLASS AND THE METAL MEMBER AT THE SEALING AREA A SEALING GLASS HAVING A WORKING POINT BELOW THE MELTING POINT OF THE METAL AND A THERMAL EXPANSION COEFFICIENT NOT MORE THAN 10X107 PER *C. DIFFERENT THAN THAT OF THE FIRST GLASS, AND HEATING THE COMBINATION ABOVE THE WORKING POINT OF THE SEALING GLASS BUT BELOW THE MELTING POINT OF THE METAL TO UNITE THE SEALING GLASS WITH THE FIRST GLASS AND WITH THE METAL MEMBER.
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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) | 1958-05-09 | 1958-11-08 | 1959-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-09 | 1962-11-08 | 1963-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-09 | 1966-11-08 | 1967-05-10 | $7700.00 | Window Closed / Lapsed |