US2354652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon conversion
Assignee: Standard Oil Co
•
Filing: 1939-07-28
•
Granted: 1944-08-01
•
Expires: 1959-07-28
Abstract
No abstract record available.
Inventors
- 👤 Don R Carmody
- 👤 Bernard L Evering
- 👤 Ouville Edmond L D
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:46
CPC Classifications
C; C07; C07C; C07C5/00; C07C5/22; C07C5/27; C07C5/2767; C07C5/277; C07C5/2778; C07C5/2786; C07C5/2789; C07C2/00; C07C2/54; C07C2/56; C07C2/58; C07C2/60; C07C9/00; C07C9/14; C07C9/16; G; G01; G01V; G01V3/00; G01V3/18; G01V3/26; G01V3/265; C07C2527/00; C07C2527/06; C07C2527/125; C07C2527/126; Y; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/906
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1947-08-01 | 1948-01-31 | 1948-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-08-01 | 1952-01-31 | 1952-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-08-01 | 1956-01-31 | 1956-08-01 | $7700.00 | Window Closed / Lapsed |