Patent US2384838A successfully refreshed from Google Patents.
US2766291A
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Metal salts of alkyl phenol sulfides
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1952-07-09
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Granted: 1956-10-09
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Expires: 1972-07-09
Abstract
No abstract record available.
Inventors
- 👤 Jesse S Weissberg
- 👤 John R Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:05
CPC Classifications
C; C07; C07C; C07C323/00; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/24; C10L1/2406; C10L1/2412
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
IN A PROCESS FOR THE PREPARATION OF BASIC ALKALINE EARTH METAL SALTS OF ALKYL PHENOL SULFIDES WHEREIN THE ALKYL GROUP CONTAINS FROM 5 TO 20 CARBON ATOMS IN WHICH AN ALKYL PHENOL SULFIDE IS TREATED WITH AN EXCESS OF AN ALKALINE EARTH METAL NEUTRALIZING AGENT TO FORM SAID BASIC SALT, THE IMPROVEMENT WHICH COMPRISES CONDUCTING SAID TREATING STEP IN THE PRESENCE OF AT LEAST 5% BY WEIGHT, BASED ON THE WEIGHT OF SAID PHENOL SULFIDE, OF A GLYCOL HAVING FROM 2 TO 7 CARBON ATOMS.
Claim 2
Dependent Claim
85 words
IN A PROCESS FOR THE PREPARATION OF BASIC ALKALINE EARTH METAL SALTS OF ALKYL PHENOL SULFIDES WHEREIN THE ALKYL GROUP CONTAINS FROM 5 TO 20 CARBON ATOMS IN WHICH AN ALKYL PHENOL SULFIDE IS TREATED WITH AN EXCESS OF AN ALKALINE EARTH METAL NEUTRALIZING AGENT TO FORM SAID BASIC SALT, THE IMPROVEMENT WHICH COMPRISES CONDUCTING SAID TREATING STEP IN THE PRESENCE OF AT LEAST 5% BY WEIGHT, BASED ON THE WEIGHT OF SAID PHENOL SULFIDE, OF A GLYCOL HAVING FROM 2 TO 7 CARBON ATOMS.
References Cited (Backward Citations)
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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) | 1959-10-09 | 1960-04-09 | 1960-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-09 | 1964-04-09 | 1964-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-09 | 1968-04-09 | 1968-10-09 | $7700.00 | Window Closed / Lapsed |