Patent US2596690A successfully refreshed from Google Patents.
US2596690A
Expired / Lapsed
US
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Preparation of boron compounds
Assignee: General Electric Co
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Filing: 1945-10-22
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Granted: 1952-05-13
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Expires: 1965-10-22
Abstract
No abstract record available.
Inventors
- 👤 Dallas T Hurd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:59
CPC Classifications
C; C01; C01B; C01B6/00; C01B6/06; C01B6/10; C01B35/00; C01B35/02; C01B35/026; C07; C07F; C07F5/00; C07F5/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
THE METHOD OF PREPARING BORON HYDRIDES WHICH COMPRISES EFFECTING REACTION AT A TEMPERATURE WITHIN THE RANGE OF ABOUT 150*TO ABOUT 400* C. BETWEEN A BORON HALIDE, HYDROGEN AND AN ALKALINE-EARTH METAL AND SEPARATING THE BORON HYDRIDES THAT ARE FORMED FROM THE OTHER PRODUCTS OF THE REACTION.
Claim 2
Independent Claim
46 words
THE METHOD OF PREPARING BORON HYDRIDES WHICH COMPRISES EFFECTING REACTION AT A TEMPERATURE WITHIN THE RANGE OF ABOUT 150*TO ABOUT 400* C. BETWEEN A BORON HALIDE, HYDROGEN AND AN ALKALINE-EARTH METAL AND SEPARATING THE BORON HYDRIDES THAT ARE FORMED FROM THE OTHER PRODUCTS OF THE REACTION.
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) | 1955-05-13 | 1955-11-12 | 1956-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-13 | 1959-11-12 | 1960-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-13 | 1963-11-12 | 1964-05-13 | $7700.00 | Window Closed / Lapsed |