Patent US2828981A successfully refreshed from Google Patents.
US2828981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joint between carbonaceous members using molybdenum disilicide bond
Assignee: Individual
•
Filing: 1953-08-19
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Granted: 1958-04-01
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Expires: 1973-08-19
Abstract
No abstract record available.
Inventors
- 👤 Edward L Reed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:24
CPC Classifications
F; F16; F16L; F16L13/00; F16L13/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A METHOD OF JOINING TWI OR MORE CARBONACEOUS ELEMENTS COMPRISING PLACING MOLYABDENUM DISILICIDE AT THE POINT OF JOINING AND HEATING THE JOINT IN A NON-OXIDIZING ATMOSPHERE T AT LEAST 190*C. WHEREBY A STRONG, HIGH TEMPERATURE JOINT IS PRODUCED.
Claim 2
Independent Claim
38 words
A METHOD OF JOINING TWI OR MORE CARBONACEOUS ELEMENTS COMPRISING PLACING MOLYABDENUM DISILICIDE AT THE POINT OF JOINING AND HEATING THE JOINT IN A NON-OXIDIZING ATMOSPHERE T AT LEAST 190*C. WHEREBY A STRONG, HIGH TEMPERATURE JOINT IS PRODUCED.
References Cited (Backward Citations)
DE294267C
Cited
US2300503A
Cited
US2412081A
Cited
US2512230A
Cited
US2498831A
Cited
US2570248A
Cited
US2619406A
Cited
US2739375A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-31 | 1961-09-30 | 1962-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-31 | 1965-09-30 | 1966-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-31 | 1969-09-30 | 1970-04-01 | $7700.00 | Window Closed / Lapsed |