US3338684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing a boron hydride compound
Assignee: ATK Launch Systems LLC
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Filing: 1963-06-06
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Granted: 1967-08-29
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Expires: 1983-06-06
Abstract
No abstract record available.
Inventors
- 👤 Marvin M Fein
- 👤 Grafstein Daniel
- 👤 Bobinski Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:43
CPC Classifications
C; C06; C06B; C06B47/00; C06B47/02; C06B47/10; C01; C01B; C01B6/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A PROCESS FOR PREPARING B9H13NH3 COMPRISING CONTACTING (HN3)2B10H12 AND AN ALIPHATIC ALCOHOL CONTAINING UP TO THREE CARBON ATOMS IN THE PRESENCE OF AN ACID CATALYST SELECTED FROM THE GROUP CONSISTING OF BORON TRIFLUORIDE, BORON TRICHLORIDE, HYDROGEN CHLORIDE, HYDROGEN FLUORIDE, HYDROGEN BROMIDE, ALUMINUM CHLORIDE, FERRIC CHLORIDE AND STANNIC CHLORIDE UNTIL THE EVOLUTION OF HYDROGEN HAS SUBSTANTIALLY CEASED, AND ISOLATING THE PRODUCT CONTAINED THEREIN.
Claim 2
Dependent Claim
62 words
A PROCESS FOR PREPARING B9H13NH3 COMPRISING CONTACTING (HN3)2B10H12 AND AN ALIPHATIC ALCOHOL CONTAINING UP TO THREE CARBON ATOMS IN THE PRESENCE OF AN ACID CATALYST SELECTED FROM THE GROUP CONSISTING OF BORON TRIFLUORIDE, BORON TRICHLORIDE, HYDROGEN CHLORIDE, HYDROGEN FLUORIDE, HYDROGEN BROMIDE, ALUMINUM CHLORIDE, FERRIC CHLORIDE AND STANNIC CHLORIDE UNTIL THE EVOLUTION OF HYDROGEN HAS SUBSTANTIALLY CEASED, AND ISOLATING THE PRODUCT CONTAINED THEREIN.
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) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |