US2837573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ethers and alcohols via sulfur dioxide oxidation of sulfides and mercaptans
Assignee: Universal Oil Products Co
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Filing: 1955-01-14
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Granted: 1958-06-03
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Expires: 1975-01-14
Abstract
No abstract record available.
Inventors
- 👤 Julian M Mavity
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:59
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/48; C07C35/00; C07C35/02; C07C35/06; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/582
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A PROCESS FOR THE PREPARATION OF OXYGEN-CONTAINING ORGANIC COMPOUNDS SELECTED FROM TH E GROUP CONSISTING OF ALCOHOLS AND ETHERS WHICH COMPRISES TREATING AN ORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF MERCAPTANS, SULFIDES AND DISULFIDES, WITH SULFUR DIOXIDE, AT A TEMPERATURE IN THE RANGE OF FROM ABOUT 100* TO 350*C., AND RECOVERING THE RESULTANT OXYGEN-CONTAINING ORGANIC COMPOUND.
Claim 2
Dependent Claim
57 words
A PROCESS FOR THE PREPARATION OF OXYGEN-CONTAINING ORGANIC COMPOUNDS SELECTED FROM TH E GROUP CONSISTING OF ALCOHOLS AND ETHERS WHICH COMPRISES TREATING AN ORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF MERCAPTANS, SULFIDES AND DISULFIDES, WITH SULFUR DIOXIDE, AT A TEMPERATURE IN THE RANGE OF FROM ABOUT 100* TO 350*C., AND RECOVERING THE RESULTANT OXYGEN-CONTAINING ORGANIC COMPOUND.
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) | 1961-06-02 | 1961-12-02 | 1962-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-02 | 1965-12-02 | 1966-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-02 | 1969-12-02 | 1970-06-03 | $7700.00 | Window Closed / Lapsed |