Patent US2596175A successfully refreshed from Google Patents.
US2596175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treating hydrocarbons with alkali metal hydroxides
Assignee: Texaco Development Corp
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Filing: 1948-10-28
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Granted: 1952-05-13
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Expires: 1968-10-28
Abstract
No abstract record available.
Inventors
- 👤 Rosenstein Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:58
CPC Classifications
C; C10; C10G; C10G19/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
THE METHOD OF TREATING HYDROCARBONS CONTAINING IMPURITIES REACTIVE WITH ALKALI METAL HYDROXIDE THAT COMPRISES INTIMATELY CONTACTING SUCH HYDROCARBONS WITH A REAGENT IN THE FORM OF A PEPTIZED COLLOIDAL SYSTEM OF ALKALI METAL HYDROXIDE AND HYDROCARBON IN HOMOGENEOUS COLLOIDAL DISPERSION WITH A HYDROCARBON OIL-SOLUBLE METALLIC SALT OF AN ORGANIC ACID AS THE PEPTIZING AGENT.
Claim 2
Independent Claim
53 words
THE METHOD OF TREATING HYDROCARBONS CONTAINING IMPURITIES REACTIVE WITH ALKALI METAL HYDROXIDE THAT COMPRISES INTIMATELY CONTACTING SUCH HYDROCARBONS WITH A REAGENT IN THE FORM OF A PEPTIZED COLLOIDAL SYSTEM OF ALKALI METAL HYDROXIDE AND HYDROCARBON IN HOMOGENEOUS COLLOIDAL DISPERSION WITH A HYDROCARBON OIL-SOLUBLE METALLIC SALT OF AN ORGANIC ACID AS THE PEPTIZING AGENT.
References Cited (Backward Citations)
US1801412A
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US1770287A
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US1970583A
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US2031972A
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US2347515A
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US2311593A
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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) | 1955-05-13 | 1955-11-12 | 1956-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-13 | 1959-11-12 | 1960-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-13 | 1963-11-12 | 1964-05-13 | $7700.00 | Window Closed / Lapsed |