US2262202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Natural gasoline absorption and distillation process
Assignee: Union Oil Company of California
•
Filing: 1938-10-17
•
Granted: 1941-11-11
•
Expires: 1958-10-17
Abstract
No abstract record available.
Inventors
- 👤 Edward G Ragatz
- 👤 Donald E Mcfaddin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:15
CPC Classifications
C; C10; C10G; C10G5/00; C10G5/04; C10G2300/00; C10G2300/10; C10G2300/1025
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) | 1944-11-10 | 1945-05-12 | 1945-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-11-10 | 1949-05-12 | 1949-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-11-10 | 1953-05-12 | 1953-11-11 | $7700.00 | Window Closed / Lapsed |