US3264224A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rare earth actinide metal sols
Assignee: WR Grace and Co
•
Filing: 1963-12-02
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Granted: 1966-08-02
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Expires: 1983-12-02
Abstract
No abstract record available.
Inventors
- 👤 Frederick T Fitch
- 👤 Jean G Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:17
CPC Classifications
B; B82; B82Y; B82Y30/00; B01; B01J; B01J13/00; B01J13/0004; B01J13/0008; B01J13/0013; B01J13/0047; C; C01; C01F; C01F17/00; C01F17/10; C01F17/17; C01F17/20; C01F17/206; C01F17/218; C01F17/30; C01F17/32; C01G; C01G43/00; C01G43/01; C01G43/025; G; G21; G21C; G21C3/00; G21C3/42; G21C3/58; G21C3/62; G21C3/623; C01P; C01P2002/00; C01P2002/02; C01P2002/70; C01P2002/72; C01P2002/77; C01P2004/00; C01P2004/30; C01P2004/32; C01P2004/50; C01P2004/60; C01P2004/61; C01P2004/64; C01P2004/80; C01P2004/82; C01P2006/00; C01P2006/40; C01P2006/60; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10S; Y10S376/00; Y10S376/90; Y10S376/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
AS COMPOSITIONS-OF-MATTER, STABLE SOLS OR RARE EARTHACTINIDE METAL OXIDES COMPRISING 10-99.5 MOLE PERCENT RARE EARTH, 0.5-90 MOLE PERCENT ACTINIDE METAL OXIDES, CONSISTING OF PARTICLES OF ABOUT 10 TO 100 MILLIMICRONS IN DIAMETER.
Claim 2
Dependent Claim
32 words
AS COMPOSITIONS-OF-MATTER, STABLE SOLS OR RARE EARTHACTINIDE METAL OXIDES COMPRISING 10-99.5 MOLE PERCENT RARE EARTH, 0.5-90 MOLE PERCENT ACTINIDE METAL OXIDES, CONSISTING OF PARTICLES OF ABOUT 10 TO 100 MILLIMICRONS IN DIAMETER.
References Cited (Backward Citations)
US3091592A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |