US2497097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing stabilized organic sulfur-containing compounds
Assignee: Standard Oil Co
•
Filing: 1946-05-31
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Granted: 1950-02-14
•
Expires: 1966-05-31
Abstract
No abstract record available.
Inventors
- 👤 Edward N Roberts
- 👤 Lawson W Mixon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:03
CPC Classifications
C; C10; C10M; C10M135/00; C10M135/02; C10M2207/00; C10M2207/08; C10M2211/00; C10M2211/04; C10M2211/042; C10M2211/06; C10M2215/00; C10M2215/02; C10M2215/06; C10M2219/00; C10M2219/02; C10M2219/022; C10M2219/024; C10M2221/00; C10M2221/04; C10M2221/041; C10M2225/00; C10M2225/04; C10M2225/041
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
THE METHOD OF INHIBITING THE EVOLUTION OF HYDROGEN SULFIDE FROM A SULFURIZED OLEAGINOUS COMPOUND WHICH EVOLVES HYDROGEN SULFIDE, COMPRISING ADDING TO SAID COMPOUND FROM ABOUT 0.001% TO ABOUT 4% OF A QUINONE TO SUBSTANTIALLY INHIBIT THE EVOLUTION OF HYDROGEN SULFIDE.
Claim 2
Independent Claim
40 words
THE METHOD OF INHIBITING THE EVOLUTION OF HYDROGEN SULFIDE FROM A SULFURIZED OLEAGINOUS COMPOUND WHICH EVOLVES HYDROGEN SULFIDE, COMPRISING ADDING TO SAID COMPOUND FROM ABOUT 0.001% TO ABOUT 4% OF A QUINONE TO SUBSTANTIALLY INHIBIT THE EVOLUTION OF HYDROGEN SULFIDE.
References Cited (Backward Citations)
US2267142A
Cited
US2367344A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |