Patent US2386934A successfully refreshed from Google Patents.
US2386934A
Expired / Lapsed
US
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Isomerization of olefins
Assignee: Motors Liquidation Co
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Filing: 1943-07-28
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Granted: 1945-10-16
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Expires: 1963-07-28
Abstract
No abstract record available.
Inventors
- 👤 Paul L Cramer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:47
CPC Classifications
C; C07; C07C; C07C5/00; C07C5/22; C07C5/23; C07C5/25; C07C5/2506; C07C5/2525; C07C5/2543; C07C5/2206; C07C5/2226; C07C5/2246; C07C2527/00; C07C2527/06; C07C2527/08; C07C2527/10; C07C2527/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-10-15 | 1949-04-16 | 1949-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-10-15 | 1953-04-16 | 1953-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-10-15 | 1957-04-16 | 1957-10-16 | $7700.00 | Window Closed / Lapsed |