US3085955A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of sulfur compounds
Assignee: Phillips Petroleum Co
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Filing: 1958-12-01
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Granted: 1963-04-16
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Expires: 1978-12-01
Abstract
No abstract record available.
Inventors
- 👤 Rector P Louthan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:56
CPC Classifications
C; C07; C07C; C07C319/00; C07C319/14; C07C319/18; Y; Y10; Y10S; Y10S204/00; Y10S204/902; Y10S204/91
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
IN THE REACTION OF HYDROCARBON COMPOUND CONTAINING AT LEAST ONE NONCONJUGATED MULTIPLE CARBON TO CARBON BOND SELECTED FROM AN OPEN-CHAIN AND A CYCLOALIPHATIC HYDROCARBON, WITH A SULFUR COMPOUND SELECTED FROM THE GROUP CONSISTING OF H2S, AN ALIPHATIC MERCAPTAN, AND A CYCLOALIPHATIC MERCAPTAN IN THE PRESENCE OF ACTIVATING RADIATION HAVING AN ENERGY LEVEL EQUIVALENT TO AT LEAST 3.9 ELECTRON VOLTS, AND RECOVERING A REACTION SULFUR COMPOUND PRODUCT; AN IMPROVEMENT COMPRISING THE STEP OF PROVIDING A PROMOTER IN THE REACTION MIXTURE SELECTED FROM THE GROUP CONSISTING OF BENZENETHIOLS AND NAPHTHALENETHIOLS OF THE FORMULAS
Claim 2
Dependent Claim
91 words
IN THE REACTION OF HYDROCARBON COMPOUND CONTAINING AT LEAST ONE NONCONJUGATED MULTIPLE CARBON TO CARBON BOND SELECTED FROM AN OPEN-CHAIN AND A CYCLOALIPHATIC HYDROCARBON, WITH A SULFUR COMPOUND SELECTED FROM THE GROUP CONSISTING OF H2S, AN ALIPHATIC MERCAPTAN, AND A CYCLOALIPHATIC MERCAPTAN IN THE PRESENCE OF ACTIVATING RADIATION HAVING AN ENERGY LEVEL EQUIVALENT TO AT LEAST 3.9 ELECTRON VOLTS, AND RECOVERING A REACTION SULFUR COMPOUND PRODUCT; AN IMPROVEMENT COMPRISING THE STEP OF PROVIDING A PROMOTER IN THE REACTION MIXTURE SELECTED FROM THE GROUP CONSISTING OF BENZENETHIOLS AND NAPHTHALENETHIOLS OF THE FORMULAS
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) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |