US3094565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of unsaturated aliphatic aldehydes
Assignee: Distillers Co Yeast Ltd
•
Filing: 1960-02-03
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Granted: 1963-06-18
•
Expires: 1980-02-03
Abstract
No abstract record available.
Inventors
- 👤 Bethell James Robert
- 👤 Hadley David James
- 👤 Wood Barrie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:58
CPC Classifications
B; B01; B01J; B01J21/00; B01J23/00; B01J23/14; B01J23/16; B01J23/18; B01J23/70; B01J23/76; B01J23/84; B01J23/843; B01J23/8435; B01J27/00; B01J27/02; B01J27/057; B01J27/0576; C; C07; C07C; C07C45/00; C07C45/27; C07C45/32; C07C45/33; C07C45/34; C07C45/35
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
THE PROCESS FOR THE PROCUCTION OF A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF ACROLEIN AND METHACROLEIN WHICH COMPRISES REACTING IN THE VAPOR PHASE A MIXTURE WHOSE ONLY REACTANTS ARE MOLECULAR OXYGEN AND A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF PROPYLENE AND ISOBUTENE IN THE PRESENCE OF AN OXIDATION CATALYST SELECTED FROM THE GROUP CONSISTING OF (1) ANTIMONY OXIDE AND (2) ANTIMONY OXIDE WITH ANOTHER POLYVALENT METAL OXIDE SELECTED FROM THE GROUP CONSISTING OF THE OXIDES OF NOLYBDENUM, TUNGSTEN, TIN, TELLURIUM, COPPER, TITANIUM AND COBALT, AT A TEMPERATURE OF AT LEAST ABOUT 300*C.
Claim 2
Dependent Claim
94 words
THE PROCESS FOR THE PROCUCTION OF A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF ACROLEIN AND METHACROLEIN WHICH COMPRISES REACTING IN THE VAPOR PHASE A MIXTURE WHOSE ONLY REACTANTS ARE MOLECULAR OXYGEN AND A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF PROPYLENE AND ISOBUTENE IN THE PRESENCE OF AN OXIDATION CATALYST SELECTED FROM THE GROUP CONSISTING OF (1) ANTIMONY OXIDE AND (2) ANTIMONY OXIDE WITH ANOTHER POLYVALENT METAL OXIDE SELECTED FROM THE GROUP CONSISTING OF THE OXIDES OF NOLYBDENUM, TUNGSTEN, TIN, TELLURIUM, COPPER, TITANIUM AND COBALT, AT A TEMPERATURE OF AT LEAST ABOUT 300*C.
References Cited (Backward Citations)
CA521725A
Cited
US2734874A
Cited
GB119518A
Cited
US2337628A
Cited
US3009960A
Cited
US2904580A
Cited
US2974173A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |