US2497100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mercapto-alkoxy thio-ethers
Assignee: Phillips Petroleum Co
•
Filing: 1947-05-09
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Granted: 1950-02-14
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Expires: 1967-05-09
Abstract
No abstract record available.
Inventors
- 👤 Harold R Snyder
- 👤 John M Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:48
CPC Classifications
C; C07; C07C; C07C323/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
METHOD OF PRODUCING A MERCAPTO ALKOXY THIO-EITHER WHICH COMPRISES REACTING ONE MOLECULAR EQUIVALENT OF AN ALKOXY THIOL CONTAINING FROM 4 TO 18 CARBON ATOMS PER MOLECULE, WITH A MOLECULAR EQUIVALENT OF AN OLEFIN SULFIDE CONTAINING FROM 2 TO 9 CARBON ATOMS PER MOLECULE, AND RECOVERING AS A PRODUCT OF THE PROCESS, FROM THE REACTION MIXTURE, A RESULTING MERCAPTO ALKOXY THIOETHER.
Claim 2
Dependent Claim
60 words
METHOD OF PRODUCING A MERCAPTO ALKOXY THIO-EITHER WHICH COMPRISES REACTING ONE MOLECULAR EQUIVALENT OF AN ALKOXY THIOL CONTAINING FROM 4 TO 18 CARBON ATOMS PER MOLECULE, WITH A MOLECULAR EQUIVALENT OF AN OLEFIN SULFIDE CONTAINING FROM 2 TO 9 CARBON ATOMS PER MOLECULE, AND RECOVERING AS A PRODUCT OF THE PROCESS, FROM THE REACTION MIXTURE, A RESULTING MERCAPTO ALKOXY THIOETHER.
References Cited (Backward Citations)
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 |