Patent US3489648A successfully refreshed from Google Patents.
US3489648A
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Microbial hydrocarbon consumption
Assignee: Phillips Petroleum Co
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Filing: 1966-12-22
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Granted: 1970-01-13
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Expires: 1986-12-22
Abstract
No abstract record available.
Inventors
- 👤 Eugene H Wegner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:48
CPC Classifications
C; C09; C09K; C09K3/00; C09K3/32; C12; C12P; C12P21/00; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/84; Y10S435/843; Y10S435/85; Y10S435/859; Y10S435/872; Y10S435/874; Y10S435/875; Y10S435/911; Y10S435/921; Y10S435/923
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3193390A
Cited
US3257289A
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US3264196A
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US3271266A
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US3384491A
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US3355296A
Cited
US3308035A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |