Patent US2369490A successfully refreshed from Google Patents.
US2369490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilizers for oils
Assignee: Standard Oil Co
•
Filing: 1941-06-16
•
Granted: 1945-02-13
•
Expires: 1961-06-16
Abstract
No abstract record available.
Inventors
- 👤 Wayne A Proeil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:00
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10M; C10M1/00; C10M1/08; C10L1/2222; C10L1/223; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/025; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/16; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/06; C10M2215/064; C10M2215/24; C10M2215/26; C10N; C10N2010/00; C10N2010/06; C10N2010/12; C10N2010/14; C10N2010/16
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) | 1948-02-13 | 1948-08-14 | 1949-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-02-13 | 1952-08-14 | 1953-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-02-13 | 1956-08-14 | 1957-02-13 | $7700.00 | Window Closed / Lapsed |