US2854322A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of organic materials
Assignee: Baker Petrolite LLC
•
Filing: 1954-12-30
•
Granted: 1958-09-30
•
Expires: 1974-12-30
Abstract
No abstract record available.
Inventors
- 👤 Verner L Stromberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:26
CPC Classifications
C; C07; C07D; C07D239/00; C07D239/02; C07D239/06; C07D233/00; C07D233/04; C07D233/06; C07D233/08; C07D233/12; C07D233/16; C07D233/20; C07D233/22; C07D233/24; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3442; C08K5/3445; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/232; C11; C11B; C11B5/00; C11B5/0042; C11B5/0064; C11B5/0085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A DISTILLED HYDROCARBON FUEL COMPOSITION CONTAINING UNSATURATED HYDROCARBONS WHICH TEND TO FORM GUMS AND A METAL CONSTITUENT WHICH NORMALLY CATALYZES OXIDATIVE DETERIORATION AND A SMALL AMOUNT EFFECTIVE TO DEACTIVATE THE CATALYTIC EFFECT OF THE METAL CONSTITUENT OF AN INHIBITOR INCLUDING A CYCLIC AMIDINE SELECTED FROM THE CLASS CONSISTING OF
Claim 2
Dependent Claim
49 words
A DISTILLED HYDROCARBON FUEL COMPOSITION CONTAINING UNSATURATED HYDROCARBONS WHICH TEND TO FORM GUMS AND A METAL CONSTITUENT WHICH NORMALLY CATALYZES OXIDATIVE DETERIORATION AND A SMALL AMOUNT EFFECTIVE TO DEACTIVATE THE CATALYTIC EFFECT OF THE METAL CONSTITUENT OF AN INHIBITOR INCLUDING A CYCLIC AMIDINE SELECTED FROM THE CLASS CONSISTING OF
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-29 | 1962-03-31 | 1962-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-29 | 1966-03-31 | 1966-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-29 | 1970-03-31 | 1970-09-30 | $7700.00 | Window Closed / Lapsed |