US3045053A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of mercaptans and sulfides
Assignee: Standard Oil Co
•
Filing: 1959-03-30
•
Granted: 1962-07-17
•
Expires: 1979-03-30
Abstract
No abstract record available.
Inventors
- 👤 Fred A Ford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:36
CPC Classifications
C; C07; C07C; C07C319/00; C07C319/02; C07C319/04; C07C319/14; C07C319/16; C07C2603/00; C07C2603/56; C07C2603/58; C07C2603/60; C07C2603/66; C07C2603/68
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
IN A PROCESS FOR REACTING AN OLEFINICALLY UNSATURATED COMPOUND WITH HYDROGEN SULFIDE, THE IMPROVEMENT WHICH COMPRISES CARRYING OUT SAID REACTIONIN THE CONJOINT PRESENCE OF AN ORGANIC PEROXIDE AND AT LEAST ONE FINELY DIVIDED ELEMENTAL METAL IN GROUP VIII OF THE FOURTH PERIOD OF THE MENDELYEEV PERIOD TABLE.
Claim 2
Dependent Claim
47 words
IN A PROCESS FOR REACTING AN OLEFINICALLY UNSATURATED COMPOUND WITH HYDROGEN SULFIDE, THE IMPROVEMENT WHICH COMPRISES CARRYING OUT SAID REACTIONIN THE CONJOINT PRESENCE OF AN ORGANIC PEROXIDE AND AT LEAST ONE FINELY DIVIDED ELEMENTAL METAL IN GROUP VIII OF THE FOURTH PERIOD OF THE MENDELYEEV PERIOD TABLE.
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) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |