US2417024A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of acrolein oxime and acrylonitrile
Assignee: Distillers Co Yeast Ltd
•
Filing: 1944-01-11
•
Granted: 1947-03-04
•
Expires: 1964-01-11
Abstract
No abstract record available.
Inventors
- 👤 Tuerck Karl Heinrich Walter
- 👤 Lichtenstein Hans Joachim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:02
CPC Classifications
C; C07; C07C; C07C253/00; C07C249/00; C07C249/04; C07C249/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2249177A
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US1834849A
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US1856819A
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US1994732A
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US2183357A
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US2234566A
Cited
US2283150A
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US2269450A
Cited
US2257908A
Cited
US2352514A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-03-03 | 1950-09-02 | 1951-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-03-03 | 1954-09-02 | 1955-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-03-03 | 1958-09-02 | 1959-03-04 | $7700.00 | Window Closed / Lapsed |