US3247257A
Expired / Lapsed
US
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Preparation of carborane polyols
Assignee: ATK Launch Systems LLC
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Filing: 1963-10-05
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Granted: 1966-04-19
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Expires: 1983-10-05
Abstract
No abstract record available.
Inventors
- 👤 Green Joseph
- 👤 Mayes Nathan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:19
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/30; C10L1/301; C10L1/303; C06; C06B; C06B47/00; C06B47/02; C06B47/10; C07; C07F; C07F5/00; C07F5/02; C07F5/027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
A PROCESS FOR THE PREPARATION OF BORON-CONTAINING DIOLS COMPRISING REACTING AN EPOXY ALKENYLCARBORANE WITH WATER IN THE PRESENCE OF A LEWIS ACID CATALYST, TO FORM A POLYOL REACTION PRODUCT, AND ISOLATING THE REACTION PRODUCT.
Claim 2
Dependent Claim
34 words
A PROCESS FOR THE PREPARATION OF BORON-CONTAINING DIOLS COMPRISING REACTING AN EPOXY ALKENYLCARBORANE WITH WATER IN THE PRESENCE OF A LEWIS ACID CATALYST, TO FORM A POLYOL REACTION PRODUCT, AND ISOLATING THE REACTION PRODUCT.
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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |