US3350432A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glyceratozirconium halides and their preparation
Assignee: NL Industries Inc
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Filing: 1963-12-31
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Granted: 1967-10-31
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Expires: 1983-12-31
Abstract
No abstract record available.
Inventors
- 👤 Stynes James Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:39
CPC Classifications
C; C10; C10L; C10L7/00; C10L7/02; C07; C07F; C07F7/00; C07F7/003; C08; C08G; C08G79/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
10 words
A GLYCERATOZIRCONIUM HALIDE WHICH HAS A FORMULA ESSENTIALLY REPRESENTED BY
Claim 2
Dependent Claim
10 words
A GLYCERATOZIRCONIUM HALIDE WHICH HAS A FORMULA ESSENTIALLY REPRESENTED BY
Claim 3
Dependent Claim
60 words
A PROCESS FOR FORMING GLYCERATOZIRCONIUM HALIDES WHICH COMPRISES MIXING AN AQUEOUS ZIRCONYL HALIDE SOLUTION HAVING A MOLARITY GREATER THAN 1, SAID ZIRCONYL HALIDE BEING SELECTED FROM THE GROUP CONSISTING OF ZIRCONYL CHLORIDE, ZIRCONYL BROMIDE, AND ZIRCONYL IODIDE, WITH AT LEAST 1 MOLE OF GLYCEROL PER GRAM ATOM OF ZIRCONIUM AND HEATING SAID MIXTURE UNTIL A WATER SOLUBLE PRECIPITATE IS PRODUCED.
Claim 4
Dependent Claim
60 words
A PROCESS FOR FORMING GLYCERATOZIRCONIUM HALIDES WHICH COMPRISES MIXING AN AQUEOUS ZIRCONYL HALIDE SOLUTION HAVING A MOLARITY GREATER THAN 1, SAID ZIRCONYL HALIDE BEING SELECTED FROM THE GROUP CONSISTING OF ZIRCONYL CHLORIDE, ZIRCONYL BROMIDE, AND ZIRCONYL IODIDE, WITH AT LEAST 1 MOLE OF GLYCEROL PER GRAM ATOM OF ZIRCONIUM AND HEATING SAID MIXTURE UNTIL A WATER SOLUBLE PRECIPITATE IS PRODUCED.
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) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |