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US3523764A
Expired / Lapsed
US
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Process for the manufacture of magnesium aluminosilicate for medical uses
Assignee: Fuji Chemical Industries Co Ltd
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Filing: 1966-12-27
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Granted: 1970-08-11
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Expires: 1986-12-27
Abstract
No abstract record available.
Inventors
- 👤 Hidetaka Uoda
- 👤 Matajiro Ohsaka
- 👤 Minoru Okuda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:48
CPC Classifications
C; C01; C01B; C01B33/00; C01B33/20; C01B33/22; A; A61; A61K; A61K33/00; A61K33/06; A61K33/12; C01B33/26; C01B33/36; C01B33/38; C01B33/40; C01B33/42; C01B33/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA614384A
Cited
US3032394A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-10 | 1974-02-09 | 1974-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-10 | 1978-02-09 | 1978-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-10 | 1982-02-09 | 1982-08-11 | $7700.00 | Window Closed / Lapsed |