US3088797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for separation of boron-containing compounds from mixtures containing same and a hydrogen halide
Assignee: Millennium Petrochemicals Inc
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Filing: 1959-05-08
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Granted: 1963-05-07
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Expires: 1979-05-08
Abstract
No abstract record available.
Inventors
- 👤 Jawad H Murib
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:30
CPC Classifications
C; C01; C01B; C01B6/00; C01B35/00; C01B35/02; C01B35/026; C01B35/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A PROCESS FOR SEPARATING BORON-CONTAINING COMPOUNDS FROM MIXTURES THEREFORE WITH HYDROGEN CHLORIDE WHICH COMPRISES CONTACTING A MIXTURE COMPRISING HYDROGEN CHLORIDE AND A BORON-CONTAINING COMPOUND FROM THE GROUP CONSISTING OF BORON TRICHLORIDE, BORON HYDROGEN CHLORIDES, AND MIXTURES THEREOF WITH A DIARYL SULFIDE TO SELECYIVELY COMPLEX THE BORON-CONTAINING COMPOUNDS, AND DISSOCIATING THE RESULTING COMPLEX TO RECOVER THE BORON CONTAINING COMPOUNDS.
Claim 2
Dependent Claim
58 words
A PROCESS FOR SEPARATING BORON-CONTAINING COMPOUNDS FROM MIXTURES THEREFORE WITH HYDROGEN CHLORIDE WHICH COMPRISES CONTACTING A MIXTURE COMPRISING HYDROGEN CHLORIDE AND A BORON-CONTAINING COMPOUND FROM THE GROUP CONSISTING OF BORON TRICHLORIDE, BORON HYDROGEN CHLORIDES, AND MIXTURES THEREOF WITH A DIARYL SULFIDE TO SELECYIVELY COMPLEX THE BORON-CONTAINING COMPOUNDS, AND DISSOCIATING THE RESULTING COMPLEX TO RECOVER THE BORON CONTAINING COMPOUNDS.
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) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |