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US3547833A
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US
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Preparation of catalyst carrier
Assignee: Resonac Holdings Corp
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Filing: 1967-07-24
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Granted: 1970-12-15
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Expires: 1987-07-24
Abstract
No abstract record available.
Inventors
- 👤 Tomosaburo Yano
- 👤 Tadasi Matuo
- 👤 Hideo Ichinokawa
- 👤 Masatomo Ito
- 👤 Koichi Kuno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:04
CPC Classifications
C; C07; C07D; C07D301/00; C07D301/02; C07D301/03; C07D301/04; C07D301/08; B; B01; B01J; B01J21/00; B01J21/06; B01J21/063; B01J23/00; B01J23/16; B01J23/24; B01J23/28; B01J37/00; B01J37/0009; C07C; C07C45/00; C07C45/27; C07C45/32; C07C45/33; C07C45/34; C07C45/35; C07C51/00; C07C51/16; C07C51/21; C07C51/255; C07C51/265; C07C51/31; C07C51/313
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2741822A
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US2848324A
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US2873198A
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US3014020A
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US2976299A
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US3166545A
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US3219466A
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US3311464A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |