Patent US3558718A successfully refreshed from Google Patents.
US3558718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of stabilizing trialkyl boranes
Assignee: Kulzer GmbH
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Filing: 1968-05-22
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Granted: 1971-01-26
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Expires: 1988-05-22
Abstract
Abstract TRIALKYL BORANES ARE PREVENTED FROM SPONTANEOUSLY IGNITING BY ADDING THERETO A STABILIZING AGENT COMPRISING AN ORGANIC COMPOUND OF DIVALENT SULFUR. THESE STABILIZED COMPOUNDS FIND UTILITY AS CATALYSTS.
Inventors
- 👤 Albert Gross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:50
CPC Classifications
C; C07; C07F; C07F5/00; C07F5/02; C07F5/027
Claims Analysis
Total Claims: 0
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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) | 1974-01-25 | 1974-07-27 | 1975-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-25 | 1978-07-27 | 1979-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-25 | 1982-07-27 | 1983-01-26 | $7700.00 | Window Closed / Lapsed |