US3172196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sintered intermetallic compoundcomposition bodies
Assignee: Materion Brush Inc
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Filing: 1963-01-22
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Granted: 1965-03-09
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Expires: 1983-01-22
Abstract
No abstract record available.
Inventors
- 👤 Wallace W Beaver
- 👤 Robert M Paine
- 👤 Stonehouse Albert James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:28
CPC Classifications
C; C22; C22C; C22C27/00; C22C27/02; C22C1/00; C22C1/04; C22C1/0408; C22C21/00; C22C25/00; C22C27/04; Y; Y10; Y10S; Y10S75/00; Y10S75/95
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A SINTERED BODY, SAID SINTERED BODY HAVING PREDETERMINED SIZE AND SHAPE WHICH HAVE BEEN IMPARTED TO IT BY THE CAVITY WALLS OF A DIE, AND HAVING HIGH STRENGTH AND OXIDATION RESISTANCE AT TEMPERATURES RANGING FROM ABOUT 2000*F. TO ABOUT 2900*F., AND CONSISTING ESSENTIALLY OF BERYLLIUM AND A METAL M WHICH IS SELECTED FROM THE GROUP CONSISTING OF NIOBIUM, ZIRCONIUM, MOLYBDENUM, AND TANTALUM, SAID BERYLLIUM BEING PRESENT FROM ABOUT 29.8%, BY WEIGHT, OF THE SINTERED BODY, UP TO ABOUT, BUT NOT TO EXCEED SUBSTANTIALLY, ITS STOICHIOMETRIC PROPORTION CORRESPONDING TO MBE13, BY WEIGHT, OF THE SINTERED BODY, AND THE BALANCE BEING THE METAL M, AND SAID SINTERED BODY HAVING FINE GRAIN AND SUBSTANTIALLY THEORETICAL DENSITY.
Claim 2
Dependent Claim
113 words
A SINTERED BODY, SAID SINTERED BODY HAVING PREDETERMINED SIZE AND SHAPE WHICH HAVE BEEN IMPARTED TO IT BY THE CAVITY WALLS OF A DIE, AND HAVING HIGH STRENGTH AND OXIDATION RESISTANCE AT TEMPERATURES RANGING FROM ABOUT 2000*F. TO ABOUT 2900*F., AND CONSISTING ESSENTIALLY OF BERYLLIUM AND A METAL M WHICH IS SELECTED FROM THE GROUP CONSISTING OF NIOBIUM, ZIRCONIUM, MOLYBDENUM, AND TANTALUM, SAID BERYLLIUM BEING PRESENT FROM ABOUT 29.8%, BY WEIGHT, OF THE SINTERED BODY, UP TO ABOUT, BUT NOT TO EXCEED SUBSTANTIALLY, ITS STOICHIOMETRIC PROPORTION CORRESPONDING TO MBE13, BY WEIGHT, OF THE SINTERED BODY, AND THE BALANCE BEING THE METAL M, AND SAID SINTERED BODY HAVING FINE GRAIN AND SUBSTANTIALLY THEORETICAL DENSITY.
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) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |