US3049406A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of anhydrous lithium salts
Assignee: Callery Chemical Co
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Filing: 1955-05-12
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Granted: 1962-08-14
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Expires: 1975-05-12
Abstract
No abstract record available.
Inventors
- 👤 Louis R Grant
- 👤 Moddie D Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:05
CPC Classifications
C; C01; C01D; C01D15/00; C01D15/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A METHOD OF PREPARING ANHYDROUS LITHIUM SALTS OF THE CLASS CONSISTING OF LITHIUM HALIDES AND LITHIUM PSEUDOHALIDES WHICH COMPRISES REACTING LITHIUM HYDRIDE WITH A MATERIAL SELECTED FROM THE CLASS CONSISTING OF HALOGENS AND PSEUDOHALOGENS AT ABOUT ROOM TEMPERATURE IN AN INERT ANHYDROUS NON-AQUEOUS SOLVENT IN WHICH THE LITHIUM SALT IS SOLUBLE AND SELECTED FROM THE GROUP CONSISTING OF ETHER, TETRAHYDROFURAN AND PYRIDINE AND RECOVERING THE LITHIUM SALT THUS FORMED.
Claim 2
Independent Claim
69 words
A METHOD OF PREPARING ANHYDROUS LITHIUM SALTS OF THE CLASS CONSISTING OF LITHIUM HALIDES AND LITHIUM PSEUDOHALIDES WHICH COMPRISES REACTING LITHIUM HYDRIDE WITH A MATERIAL SELECTED FROM THE CLASS CONSISTING OF HALOGENS AND PSEUDOHALOGENS AT ABOUT ROOM TEMPERATURE IN AN INERT ANHYDROUS NON-AQUEOUS SOLVENT IN WHICH THE LITHIUM SALT IS SOLUBLE AND SELECTED FROM THE GROUP CONSISTING OF ETHER, TETRAHYDROFURAN AND PYRIDINE AND RECOVERING THE LITHIUM SALT THUS FORMED.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |