US2993000A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Complex titanium composition
Assignee: NL Industries Inc
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Filing: 1957-04-24
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Granted: 1961-07-18
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Expires: 1977-04-24
Abstract
No abstract record available.
Inventors
- 👤 Franklin L Kingsbury
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:10
CPC Classifications
C; C22; C22B; C22B34/00; C22B34/10; C22B34/12; C22B34/1295; C22B34/1263; C22B34/1268; C22B34/1272
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
46 words
A COMPOSITION OF MATTER CONSISTING OF A MIXTURE OF ALKALI TITANIUM CHLORIDES CONSISTING ESSENTIALLY OF A SUBSTANCE HAVING THE EMPIRICAL FORMULA MATIBXC IN WHICH M IS AN ALKALI METAL AND X IS CHLORINE, AND IN WHICH THE RATIO OF A TO B TO C IS 1-1.5:1:4.
References Cited (Backward Citations)
US2586134A
Cited
US2765270A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-17 | 1965-01-16 | 1965-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-17 | 1969-01-16 | 1969-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-17 | 1973-01-16 | 1973-07-18 | $7700.00 | Window Closed / Lapsed |