US2758005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for removing carbonyl sulfide from gases
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1950-12-27
•
Granted: 1956-08-07
•
Expires: 1970-12-27
Abstract
No abstract record available.
Inventors
- 👤 Howard T Oakley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:16
CPC Classifications
C; C07; C07C; C07C7/00; C07C7/148; C07C7/14833; C07C7/1485
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
PROCESS FOR REMOVING CARBONYL SULFIDE FROM HYDROCARBON GASES WHICH COMPRISES CONTACTING THE GASES WITH AN AQUEOUS ALKALI METAL HYDROXIDE SOLUTION AT A TEMPERATURE BETWEEN 70 AND 150* C.
Claim 2
Dependent Claim
28 words
PROCESS FOR REMOVING CARBONYL SULFIDE FROM HYDROCARBON GASES WHICH COMPRISES CONTACTING THE GASES WITH AN AQUEOUS ALKALI METAL HYDROXIDE SOLUTION AT A TEMPERATURE BETWEEN 70 AND 150* C.
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Cited
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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) | 1959-08-07 | 1960-02-06 | 1960-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-07 | 1964-02-06 | 1964-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-07 | 1968-02-06 | 1968-08-07 | $7700.00 | Window Closed / Lapsed |