US2515120A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of organic compounds
Assignee: —
•
Filing: —
•
Granted: 1950-07-11
•
Expires: 1967-07-11
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:55
CPC Classifications
C; C07; C07C; C07C317/00; C07C317/14; C07C315/00; C07C315/02; C07C319/00; C07C319/02; C07C319/14; C07C319/20; C07C319/22; C07C319/24; C07C321/00; C07C321/02; C07C321/04; C07C321/12; C07C321/14; C07C323/00; C07C323/10; C07C323/11; C07C323/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A METHOD OF PREPARING ISOBUTYL HEXYL SULFONE AND ISOBUTYL 2-HYDROXYHEXYL SULFIDE WHICH COMPRISES PASSING AN OXYGEN CONTAINING GAS INTO A LIQUID SOLUTION COMPOSED OF SUBSTANTIALLY EQUIMOLAR AMOUNTS OF 2-METHYLPROPANETHIOL AND 1-HEXENE AND CONTAINING FROM 1 TO 10 MOLE PER CENT OF DI-TERTIARY-BUTYL DIPEROXALATE, AT A TEMPERATURE OF FROM 0*C. TO 40*C.
Claim 2
Independent Claim
51 words
A METHOD OF PREPARING ISOBUTYL HEXYL SULFONE AND ISOBUTYL 2-HYDROXYHEXYL SULFIDE WHICH COMPRISES PASSING AN OXYGEN CONTAINING GAS INTO A LIQUID SOLUTION COMPOSED OF SUBSTANTIALLY EQUIMOLAR AMOUNTS OF 2-METHYLPROPANETHIOL AND 1-HEXENE AND CONTAINING FROM 1 TO 10 MOLE PER CENT OF DI-TERTIARY-BUTYL DIPEROXALATE, AT A TEMPERATURE OF FROM 0*C. TO 40*C.
References Cited (Backward Citations)
DE681338C
Cited
US2392295A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-10 | 1954-01-09 | 1954-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-10 | 1958-01-09 | 1958-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-10 | 1962-01-09 | 1962-07-11 | $7700.00 | Window Closed / Lapsed |