Patent US2493986A successfully refreshed from Google Patents.
US2493986A
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US
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Heavy metal salts of alkyl phenol sulfides and method of making same
Assignee: Standard Oil Development Co
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Filing: 1944-10-18
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Granted: 1950-01-10
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Expires: 1964-10-18
Abstract
No abstract record available.
Inventors
- 👤 John G Mcnab
- 👤 Jr Walter T Watkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:52
CPC Classifications
C; C10; C10M; C10M135/00; C10M135/20; C10M135/28; C10M135/30; C07; C07F; C07F15/00; C07F15/04; C07F15/045; C07F15/06; C07F15/065; C08; C08K; C08K5/00; C08K5/36; C08K5/37; C08K5/375; C08K5/48; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/027; C10M2207/04; C10M2207/046; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/40; C10M2207/404; C10M2211/00; C10M2211/04; C10M2211/042; C10M2211/06; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/062; C10M2215/20; C10M2215/202; C10M2219/00; C10M2219/08; C10M2219/082; C10M2219/086; C10M2219/087; C10M2219/089; C10M2219/10; C10M2219/104; C10M2219/108; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2223/042; C10M2223/06; C10M2223/061; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/06; C10N2010/08; C10N2010/12; C10N2010/14; C10N2010/16; C10N2030/00; C10N2030/12; C10N2040/00; C10N2040/04; C10N2040/042; C10N2040/044; C10N2040/046; C10N2040/135; C10N2040/25; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
AN OIL MISCIBLE CONDENSATION PRODUCT CONSISTING OF AN ALKYL SUBSTITUTED ARYL METAL OXIDE IN WHICH THE OXYGEN OF THE METAL OXIDE GROUP IS DIRECTLY ATTACHED TO THE ARYL NUCLEUS, IN WHICH AT LEAST TWO ALKYLATED ARYL NUCLEI ARE INTERCONNECTED BY AT LEAST ONE ATOM OF AN ELEMENT OF THE SULFUR FAMILY IN WHICH SAID METAL IS A METAL OF GROUP VIII, SERIES 4, OF THE MENDELEEFF PERIODIC TABLE, ALL OF THE VALENCES OF SAID METAL BEING SATISFIED BY AN ARYL OXIDE GROUP AS DEFINED ABOVE, AND IN WHICH THE ALKYL RADICALS EACH CONTAIN AT LEAST FOUR CARBON ATOMS.
Claim 2
Dependent Claim
98 words
AN OIL MISCIBLE CONDENSATION PRODUCT CONSISTING OF AN ALKYL SUBSTITUTED ARYL METAL OXIDE IN WHICH THE OXYGEN OF THE METAL OXIDE GROUP IS DIRECTLY ATTACHED TO THE ARYL NUCLEUS, IN WHICH AT LEAST TWO ALKYLATED ARYL NUCLEI ARE INTERCONNECTED BY AT LEAST ONE ATOM OF AN ELEMENT OF THE SULFUR FAMILY IN WHICH SAID METAL IS A METAL OF GROUP VIII, SERIES 4, OF THE MENDELEEFF PERIODIC TABLE, ALL OF THE VALENCES OF SAID METAL BEING SATISFIED BY AN ARYL OXIDE GROUP AS DEFINED ABOVE, AND IN WHICH THE ALKYL RADICALS EACH CONTAIN AT LEAST FOUR CARBON ATOMS.
References Cited (Backward Citations)
GB365534A
Cited
GB370458A
Cited
FR40616E
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US2139321A
Cited
US2125961A
Cited
US2207719A
Cited
US2229528A
Cited
US2362289A
Cited
US2310449A
Cited
US2366874A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-09 | 1953-07-11 | 1954-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-09 | 1957-07-11 | 1958-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-09 | 1961-07-11 | 1962-01-10 | $7700.00 | Window Closed / Lapsed |