US3061649A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of 1-alkenyl alkyl ethers
Assignee: Givaudan Roure Corp
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Filing: 1958-01-08
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Granted: 1962-10-30
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Expires: 1978-01-08
Abstract
No abstract record available.
Inventors
- 👤 Julius L E Erickson
- 👤 Marvin Z Woskow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:33
CPC Classifications
C; C11; C11B; C11B9/00; C11B9/0007; C11B9/0015
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
THE PROCESS FOR MAKING 1-ALKENYL ALKYL ETHERS, WHICH COMPRISES DECOMPOSING BY HEAT A 1-ALKOXYALKYL ACETATE HAVING THE FORMULA, R1R2CHCHNOCOCH3)OR, WHEREIN R IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF ANYL ARALKYL GROUP, A PRIMARY ALKYL GROUP, A SECONDARY ALKYL GROUP AND A CYCLOALKYL GROUP, AND R1 AND R2 ARE MEMBERS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, A PRIMARY ALKYL GROUP, A SECONDARY ALKYL GROUP, A CYCLOALKYL GROUP AND AN AROMATIC GROUP.
Claim 2
Dependent Claim
73 words
THE PROCESS FOR MAKING 1-ALKENYL ALKYL ETHERS, WHICH COMPRISES DECOMPOSING BY HEAT A 1-ALKOXYALKYL ACETATE HAVING THE FORMULA, R1R2CHCHNOCOCH3)OR, WHEREIN R IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF ANYL ARALKYL GROUP, A PRIMARY ALKYL GROUP, A SECONDARY ALKYL GROUP AND A CYCLOALKYL GROUP, AND R1 AND R2 ARE MEMBERS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, A PRIMARY ALKYL GROUP, A SECONDARY ALKYL GROUP, A CYCLOALKYL GROUP AND AN AROMATIC GROUP.
References Cited (Backward Citations)
US2667517A
Cited
US2723287A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |