US2969393A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conversion of nitrocyclohexane to nu-cyclohexylhydroxylamine
Assignee: Honeywell International Inc
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Filing: 1953-11-19
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Granted: 1961-01-24
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Expires: 1973-11-19
Abstract
No abstract record available.
Inventors
- 👤 George G Joris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:30
CPC Classifications
C; C07; C07D; C07D261/00; C07D261/02; C07D261/04; C07C; C07C211/00; C07C211/33; C07C211/34; C07C211/36; C07C2601/00; C07C2601/12; C07C2601/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
THE PROCESS FOR PRODUCING CYCLOHEXYLHYDROXYLAMINE WHICH COMPRISES CONTACTING A CYCLOHEXANE SOLUTION OF NITROCYCLOHEXANE WITH AT LEAST ONE MOLECULAR PROPORTION OF HYDROGEN IN THE PRESENCE OF A PALLADIUM CATALYST AT A TEMPRATURE BELOW THAT AT WHICH EXCESSIVE PRODUCTION OF CYCLOHEXYLAMINE OCCURS AND REMOVING THE CYCLOHEXYLHYDROXYLAMINE SO FORMED FROM THE REACTION MIXTURE.
Claim 2
Dependent Claim
50 words
THE PROCESS FOR PRODUCING CYCLOHEXYLHYDROXYLAMINE WHICH COMPRISES CONTACTING A CYCLOHEXANE SOLUTION OF NITROCYCLOHEXANE WITH AT LEAST ONE MOLECULAR PROPORTION OF HYDROGEN IN THE PRESENCE OF A PALLADIUM CATALYST AT A TEMPRATURE BELOW THAT AT WHICH EXCESSIVE PRODUCTION OF CYCLOHEXYLAMINE OCCURS AND REMOVING THE CYCLOHEXYLHYDROXYLAMINE SO FORMED FROM THE REACTION MIXTURE.
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) | 1964-01-24 | 1964-07-25 | 1965-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-24 | 1968-07-25 | 1969-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-24 | 1972-07-25 | 1973-01-24 | $7700.00 | Window Closed / Lapsed |