US3131073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ceramic material and method of preparation
Assignee: Telecomputing Corp
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Filing: 1960-10-10
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Granted: 1964-04-28
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Expires: 1980-10-10
Abstract
No abstract record available.
Inventors
- 👤 Roger A Long
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:14
CPC Classifications
C; C04; C04B; C04B33/00; C04B33/02; C04B33/13; C04B33/1315
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A SINTERED ARTICLE COMPRISING A FILLER AND A BINDER, SAID BINDER CONSISTING ESSENTIALLY OF A EUTECTIC OF A REFRACTORY OXIDE AND A METAL PHYROPHOSPHATE CAPABLE OF FORMING A EUTECTIC MIXTURE WITH SAID REFRACTORY OXIDE, SAID FILLER CONSISTING ESSENTIALLY OF FINELY DIVIDED REFRACTORY OXIDE, SAID BINDER BEING PRESENT IN AN AMOUNT SUFFICIENT TO EFFECTIVELY BOND SAID FILLER.
Claim 2
Dependent Claim
56 words
A SINTERED ARTICLE COMPRISING A FILLER AND A BINDER, SAID BINDER CONSISTING ESSENTIALLY OF A EUTECTIC OF A REFRACTORY OXIDE AND A METAL PHYROPHOSPHATE CAPABLE OF FORMING A EUTECTIC MIXTURE WITH SAID REFRACTORY OXIDE, SAID FILLER CONSISTING ESSENTIALLY OF FINELY DIVIDED REFRACTORY OXIDE, SAID BINDER BEING PRESENT IN AN AMOUNT SUFFICIENT TO EFFECTIVELY BOND SAID FILLER.
References Cited (Backward Citations)
US2898216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-28 | 1967-10-28 | 1968-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-28 | 1971-10-28 | 1972-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-28 | 1975-10-28 | 1976-04-28 | $7700.00 | Window Closed / Lapsed |