US2683076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recovery of gases in the sulfochlorination of hydrocarbons
Assignee: Standard Oil Development Co
•
Filing: 1952-11-20
•
Granted: 1954-07-06
•
Expires: 1972-11-20
Abstract
No abstract record available.
Inventors
- 👤 Harry E Cier
- 👤 Henry G Schutze
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:01
CPC Classifications
C; C07; C07C; C07C309/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2174509A
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US1781830A
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US2165784A
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US2228598A
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US2265163A
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US2301779A
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US2416467A
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US2542961A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-05 | 1958-01-04 | 1958-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-05 | 1962-01-04 | 1962-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-05 | 1966-01-04 | 1966-07-06 | $7700.00 | Window Closed / Lapsed |