Patent US2386256A successfully refreshed from Google Patents.
US2386256A
Expired / Lapsed
US
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Monocyclic mono-olefin cuprous halide and a process of making it
Assignee: Phillips Petroleum Co
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Filing: 1942-04-06
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Granted: 1945-10-09
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Expires: 1962-04-06
Abstract
No abstract record available.
Inventors
- 👤 Lloyd C Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:08
CPC Classifications
C; C07; C07C; C07C13/00; C07C13/02; C07C13/08; C07C13/12; C07C13/16; C07C13/20; Y; Y10; Y10S; Y10S585/00; Y10S585/929; Y10S585/93; Y10S585/931; Y10S585/935
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) | 1948-10-08 | 1949-04-09 | 1949-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-10-08 | 1953-04-09 | 1953-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-10-08 | 1957-04-09 | 1957-10-09 | $7700.00 | Window Closed / Lapsed |