US3005852A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of sulfoxides and sulfones
Assignee: GAF Chemicals Corp
•
Filing: 1959-12-22
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Granted: 1961-10-24
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Expires: 1979-12-22
Abstract
No abstract record available.
Inventors
- 👤 Harlan B Freyermuth
- 👤 Herman S Schultz
- 👤 Saul R Buc
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:00
CPC Classifications
C; C07; C07B; C07B45/00; C07B45/04; C07C; C07C315/00; C07C315/02; Y; Y10; Y10S; Y10S8/00; Y10S8/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A PROCESS FOR PRODUCING SULFOXIDE- AND SULFONE-CONTAINING COMPOUNDS COMPRISING REACTING ONE MOLE OF AN AROMATIC COMPOUND CONTAINING AT LEAST ONE NUCLEARLY SUBSTITUTED HOC2H4(CH2)N-GROUP WHEREIN N IS ONE OF THE INTEGERS 0 AND 1, WITH FROM 1 TO 2 MOLES OF HYDROGEN PEROXIDE FOR EACH SUCH GROUP IN SAID COMPOUND IN THE PRESENCE OF A CATALYTIC AMOUNT OF A MEMBER OF THE GROUP CONSISTING OF THE MOLYBDIC ACIDS AND THEIR ALKALI METAL, ALKALINE EARTH METAL, AMMONIUM AND AMINE SALTS.
Claim 2
Dependent Claim
78 words
A PROCESS FOR PRODUCING SULFOXIDE- AND SULFONE-CONTAINING COMPOUNDS COMPRISING REACTING ONE MOLE OF AN AROMATIC COMPOUND CONTAINING AT LEAST ONE NUCLEARLY SUBSTITUTED HOC2H4(CH2)N-GROUP WHEREIN N IS ONE OF THE INTEGERS 0 AND 1, WITH FROM 1 TO 2 MOLES OF HYDROGEN PEROXIDE FOR EACH SUCH GROUP IN SAID COMPOUND IN THE PRESENCE OF A CATALYTIC AMOUNT OF A MEMBER OF THE GROUP CONSISTING OF THE MOLYBDIC ACIDS AND THEIR ALKALI METAL, ALKALINE EARTH METAL, AMMONIUM AND AMINE SALTS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-23 | 1965-04-24 | 1965-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-23 | 1969-04-24 | 1969-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-23 | 1973-04-24 | 1973-10-24 | $7700.00 | Window Closed / Lapsed |