US2530367A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disproportionation of alkoxysilanes
Assignee: Linde Air Products Co
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Filing: 1947-12-06
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Granted: 1950-11-21
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Expires: 1967-12-06
Abstract
No abstract record available.
Inventors
- 👤 Charles R Hance
- 👤 George H Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:54
CPC Classifications
C; C01; C01B; C01B33/00; C01B33/04; C01B33/043; C07; C07F; C07F7/00; C07F7/02; C07F7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
PROCESS OF DISPORPORTIONATING AN ALKOXYSILANE CONTAINING AT LEAST ONE HYDROGEN ATOM ATTACHED TO SILICON, WHICH COMPRISES TREATING SAID ALKOXYSILANE, AT A TEMPERATURE NOT SUBSTANTAILLY ABOVE ABOUT 60*C., WITH A COMPOUND IN SOLID FORM HAVING THE TYPE FORMULA MOR, WHERE M IS A METAL OF GROUP IA OF THE PERIODIC TABLE, AND R IS A MEMBER OF THE GROUP CONSISTING OF HYDROGEN AND ALKYL RADICALS, AND RECOVERING SILANE FROM THE REACTION PRODUCT.
Claim 2
Dependent Claim
71 words
PROCESS OF DISPORPORTIONATING AN ALKOXYSILANE CONTAINING AT LEAST ONE HYDROGEN ATOM ATTACHED TO SILICON, WHICH COMPRISES TREATING SAID ALKOXYSILANE, AT A TEMPERATURE NOT SUBSTANTAILLY ABOVE ABOUT 60*C., WITH A COMPOUND IN SOLID FORM HAVING THE TYPE FORMULA MOR, WHERE M IS A METAL OF GROUP IA OF THE PERIODIC TABLE, AND R IS A MEMBER OF THE GROUP CONSISTING OF HYDROGEN AND ALKYL RADICALS, AND RECOVERING SILANE FROM 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) | 1953-11-20 | 1954-05-22 | 1954-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-20 | 1958-05-22 | 1958-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-20 | 1962-05-22 | 1962-11-21 | $7700.00 | Window Closed / Lapsed |