US3413083A
Expired / Lapsed
US
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Process for the preparation of mixed oxides
Assignee: BASF Schweiz AG
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Filing: 1965-11-03
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Granted: 1968-11-26
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Expires: 1985-11-03
Abstract
No abstract record available.
Inventors
- 👤 Daendliker Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:39
CPC Classifications
H; H01; H01F; H01F1/00; H01F1/01; H01F1/03; H01F1/0302; H01F1/0311; H01F1/0313; B; B01; B01J; B01J21/00; B01J21/02; B01J21/04; B01J21/06; B01J21/063; B01J21/066; C; C01; C01B; C01B13/00; C01B13/14; C01B13/18; C01B13/185; C01B13/32; C01B13/36; C01B13/363; C01G; C01G1/00; C01G23/00; C01G23/003; C01G23/006; C01G25/00; C01G49/00; C01G49/0018; C01G49/0036; C01G9/00; C04; C04B; C04B35/00; C04B35/01; C04B35/26; C04B35/2683; C23; C23C; C23C18/00; C23C18/02; C23C18/12; C01P; C01P2002/00; C01P2002/30; C01P2002/32; C01P2002/34
Claims Analysis
Total Claims: 0
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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) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |