US3481703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for converting metal halides into their oxides
Assignee: Bayer AG
•
Filing: 1966-03-23
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Granted: 1969-12-02
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Expires: 1986-03-23
Abstract
No abstract record available.
Inventors
- 👤 Hans Zirngibl
- 👤 Walter Gutsche
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:55
CPC Classifications
H; H01; H01J; H01J37/00; H01J37/32; H01J37/32009; H01J37/32055; B; B01; B01J; B01J19/00; B01J19/08; B01J19/087; B01J19/088; B01J19/24; B01J19/2405; C; C01; C01B; C01B13/00; C01B13/14; C01B13/20; C01B13/22; C01B13/28; C01B33/00; C01B33/113; C01B33/12; C01B33/18; C01B33/181; C01B33/183; B01J2219/00; B01J2219/00049; B01J2219/00051; B01J2219/00074; B01J2219/00087; B01J2219/00094; B01J2219/00121; B01J2219/00123; B01J2219/00132; B01J2219/0015; B01J2219/00155; B01J2219/00157; B01J2219/00159; B01J2219/00164; B01J2219/00166; C01P; C01P2004/00; C01P2004/60; C01P2004/62; C01P2006/00; C01P2006/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2858411A
Cited
US3051639A
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US3042830A
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US3004137A
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US3114691A
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US3275411A
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US3275412A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-01 | 1973-06-02 | 1973-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-01 | 1977-06-02 | 1977-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-01 | 1981-06-02 | 1981-12-02 | $7700.00 | Window Closed / Lapsed |