US2910347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of lithium nitride
Assignee: Lithium Corp of America Inc
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Filing: 1956-07-06
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Granted: 1959-10-27
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Expires: 1976-07-06
Abstract
No abstract record available.
Inventors
- 👤 Donald L Esmay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:57
CPC Classifications
C; C01; C01B; C01B21/00; C01B21/06; C01B21/0607; C01B21/061; C01P; C01P2004/00; C01P2004/60; C01P2004/61
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A PROCESS OF PREPARING LITHIUM BITRIDE WHICH COMPRISES PROVIDING A DISPERSION OF LIQUID METALLIC LITHIUM IN A LIQUID HYDROCARBON MEDIUM INERT TO LIQUID METALLIC LITHIUM, THE METALLIC LITHIUM BEING IN THE FORM OF PARTICLES HAVING AN AVERAGE SIZE IN THE CRITICAL RANGE, THEN PASSING GASEOUS NITROGEN INTO SAID DISPERSION, AND RECOVERING THE LITHIUM NITRIDE THEREFROM.
Claim 2
Dependent Claim
55 words
A PROCESS OF PREPARING LITHIUM BITRIDE WHICH COMPRISES PROVIDING A DISPERSION OF LIQUID METALLIC LITHIUM IN A LIQUID HYDROCARBON MEDIUM INERT TO LIQUID METALLIC LITHIUM, THE METALLIC LITHIUM BEING IN THE FORM OF PARTICLES HAVING AN AVERAGE SIZE IN THE CRITICAL RANGE, THEN PASSING GASEOUS NITROGEN INTO SAID DISPERSION, AND RECOVERING THE LITHIUM NITRIDE THEREFROM.
References Cited (Backward Citations)
US2467647A
Cited
US2660514A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-26 | 1963-04-27 | 1963-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-26 | 1967-04-27 | 1967-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-26 | 1971-04-27 | 1971-10-27 | $7700.00 | Window Closed / Lapsed |