US3429930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the oxidation of olefines
Assignee: Societe Nationale des Petroles dAquitaine SA
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Filing: 1965-09-13
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Granted: 1969-02-25
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Expires: 1985-09-13
Abstract
No abstract record available.
Inventors
- 👤 Emile Heslan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:51
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/27; C07C45/32; C07C45/33; C07C45/34; C07C45/35; B; B01; B01J; B01J23/00; B01J23/16; B01J23/24; B01J23/28; B01J27/00; B01J27/14; B01J27/186; B01J27/188; B01J27/19; C07C51/00; C07C51/16; C07C51/21; C07C51/25; C07C51/252
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2753377A
Cited
US2653138A
Cited
US3031508A
Cited
US3230248A
Cited
US3192259A
Cited
FR1345016A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |