US2467965A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Isomerization of alkyl halides
Assignee: Universal Oil Products Co
•
Filing: 1946-01-30
•
Granted: 1949-04-19
•
Expires: 1966-01-30
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Chenicek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:35
CPC Classifications
C; C07; C07C; C07C17/00; C07C17/35; C07C17/358; Y; Y10; Y10S; Y10S585/00; Y10S585/929; Y10S585/93; Y10S585/934
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1102655A
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US1202282A
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US1885060A
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US2164334A
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GB535435A
Cited
US2374819A
Cited
US2412726A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-18 | 1952-10-18 | 1953-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-18 | 1956-10-18 | 1957-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-18 | 1960-10-18 | 1961-04-19 | $7700.00 | Window Closed / Lapsed |