US3267142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing oximes using a silver chromate and/or silver dichromate catalyst
Assignee: Commercial Solvents Corp
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Filing: 1964-11-19
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Granted: 1966-08-16
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Expires: 1984-11-19
Abstract
No abstract record available.
Inventors
- 👤 Vernon V Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:21
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/38; B01J23/54; B01J23/66; B01J23/68; B01J23/683; B01J23/685
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A PROCESS OF THE PRODUCTION OF OXIMES WHICH COMPRISES CONTACTING A COMPOUND SELECTED FROM THE GROUP CONSISTING OF PRIMARY AND SECONDARY NITROPARAFFINS CONTAINING AT LEAST TWO CARBON ATOMS WITH A CATALYST SELECTED FROM THE GROUP CONSISTING OF SILVER CHROMATE AND SILVER DICHROMATE IN THE PRESENCE OF HYDROGEN UNDER REDUCING CONDITIONS OF TEMPERATURE AND PRESSURE.
Claim 2
Dependent Claim
54 words
A PROCESS OF THE PRODUCTION OF OXIMES WHICH COMPRISES CONTACTING A COMPOUND SELECTED FROM THE GROUP CONSISTING OF PRIMARY AND SECONDARY NITROPARAFFINS CONTAINING AT LEAST TWO CARBON ATOMS WITH A CATALYST SELECTED FROM THE GROUP CONSISTING OF SILVER CHROMATE AND SILVER DICHROMATE IN THE PRESENCE OF HYDROGEN UNDER REDUCING CONDITIONS OF TEMPERATURE AND PRESSURE.
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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |