US3703359A
Expired / Lapsed
US
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Polymeric amino aluminum borohydride and method of preparing
Assignee: Olin Corp
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Filing: 1961-01-31
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Granted: 1972-11-21
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Expires: 1981-01-31
Abstract
Abstract POLYMERIC AMINO ALUMINUM BOROHYDRIDE, (BH4)2ALNH2 IS PROVIDED BY REACTING R3AL, WHERE R IS AN ALKYL GROUP HAVING FROM 1 TO 5 CARBON ATOMS, SUCCESSIVELY WITH AMMONIA AND DIBORANE.
Inventors
- 👤 Stelvio Papetti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:52
CPC Classifications
C; C06; C06B; C06B47/00; C06B47/02; C06B47/10; C01; C01B; C01B21/00; C01B21/082; C01B21/087; C01B21/092; C01B21/0923; C01B6/00
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-11-21 | 1976-05-22 | 1976-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-11-21 | 1980-05-22 | 1980-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-11-21 | 1984-05-22 | 1984-11-21 | $7700.00 | Window Closed / Lapsed |