US2768157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Processes for purifying sulfurized hydrocarbon products
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1952-12-23
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Granted: 1956-10-23
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Expires: 1972-12-23
Abstract
No abstract record available.
Inventors
- 👤 Edward P Cashman
- 👤 Richard E Merz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:46
CPC Classifications
C; C10; C10M; C10M135/00; C10M135/02; C10M135/04; C10M2219/00; C10M2219/02; C10M2219/022; C10N; C10N2030/00; C10N2030/12; C10N2030/20; C10N2030/70; C10N2060/00; C10N2060/10; C10N2070/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
A METHOD OF DECHLORINATING A SULFURIZED OLEFIN WHICH HAS BEEN OBTAINED BY REACTING A MEMBER SELECTED FROM THE
Claim 2
Independent Claim
18 words
A METHOD OF DECHLORINATING A SULFURIZED OLEFIN WHICH HAS BEEN OBTAINED BY REACTING A MEMBER SELECTED FROM THE
References Cited (Backward Citations)
US2348080A
Cited
US2497138A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-23 | 1960-04-23 | 1960-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-23 | 1964-04-23 | 1964-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-23 | 1968-04-23 | 1968-10-23 | $7700.00 | Window Closed / Lapsed |