Patent US2380072A successfully refreshed from Google Patents.
US2380072A
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Sulphurized hydrocarbon and method of preparation
Assignee: Phillips Petroleum Co
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Filing: 1942-03-06
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Granted: 1945-07-10
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Expires: 1962-03-06
Abstract
No abstract record available.
Inventors
- 👤 James A Reid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:10
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C07; C07G; C07G99/00; C07G99/002; C07G99/0022; C10M2219/00; C10M2219/02; C10M2219/022; C10M2221/00; C10M2221/04; C10M2221/041; C10N; C10N2040/00; C10N2040/02; C10N2040/20; C10N2040/22; C10N2040/25; C10N2040/251; C10N2040/255; C10N2040/28
Claims Analysis
Total Claims: 0
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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) | 1948-07-09 | 1949-01-08 | 1949-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-07-09 | 1953-01-08 | 1953-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-07-09 | 1957-01-08 | 1957-07-10 | $7700.00 | Window Closed / Lapsed |