Patent US3383289A successfully refreshed from Google Patents.
US3383289A
Expired / Lapsed
US
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Microbiological oxidation of alkylbenzenes
Assignee: Sunoco Inc
•
Filing: 1965-11-24
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Granted: 1968-05-14
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Expires: 1985-11-24
Abstract
No abstract record available.
Inventors
- 👤 Richard L Raymond
- 👤 Virginia W Jamison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:56
CPC Classifications
C; C12; C12P; C12P7/00; C12P7/40; C12P7/42; C12P7/44; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/872
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3326770A
Cited
US3301766A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |