US3268412A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for rupturing micro-organism cells grown on hydrocarbon feedstock
Assignee: BP PLC
•
Filing: 1963-12-16
•
Granted: 1966-08-23
•
Expires: 1983-12-16
Abstract
No abstract record available.
Inventors
- 👤 Champagnat Alfred
- 👤 Laine Bernard Maurice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:26
CPC Classifications
C; C12; C12N; C12N1/00; C12N1/26; B; B29; B29C; B29C59/00; B29C59/02; B29C59/022; B29C59/025; C10; C10G; C10G32/00; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/911; Y10S435/921; Y10S435/923; Y10S435/933
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
A PROCESS WHICH COMPRISES CULTIVATING A STRAIGHT CHAIN HYDROCARBON CONSUMING MICRO-ORGANISM SELECTED FROM THE GROUP CONSISTING OF YEASTS, BACTERIA OF THE ORDERS PSEUDOMONADALES, EUBACTERIALES AND ACTINOMYCETALES; AND PENICILLIUM EXPANSUM IN THE PRESENCE OF A FEEDSTOCK CONSISTING AT LEAST IN PART OF STRAIGHT CHAIN HYDROCARBONS, THEREAFTER SUBJECTING THE FRACTION COMPRISING THE MICROORGANISMS AND RESIDUAL FEEDSTOCK TO CELL-WALL RUPTURE AND THEREAFTER SEPARATING A FRACTION CONTAINING AT LEAST ONE NITROGEN-CONTAINING COMPOUND SELECTED FROM THE GROUP CONSISTING OF PROTEINS, POLYPROTEINS, POLYPEPTIDES AND AMINO ACIDS FROM A FRACTION CONTAINING CELL-WALL MATERIAL WHICH SAID CELL-WALL MATERIAL HAVING ASSOCIATED THEREWITH AT LEAST PART OF THE RESIDUAL FEEDSTOCK, AND SUBJECTING THE CELL WALL MATERIAL TO SOLVENT EXTRACTION SO THAT THE PROPORTION OF RESIDUAL FEEDSTOCK IN THE CELL WALL MATERIAL IS REDUCED.
Claim 2
Dependent Claim
123 words
A PROCESS WHICH COMPRISES CULTIVATING A STRAIGHT CHAIN HYDROCARBON CONSUMING MICRO-ORGANISM SELECTED FROM THE GROUP CONSISTING OF YEASTS, BACTERIA OF THE ORDERS PSEUDOMONADALES, EUBACTERIALES AND ACTINOMYCETALES; AND PENICILLIUM EXPANSUM IN THE PRESENCE OF A FEEDSTOCK CONSISTING AT LEAST IN PART OF STRAIGHT CHAIN HYDROCARBONS, THEREAFTER SUBJECTING THE FRACTION COMPRISING THE MICROORGANISMS AND RESIDUAL FEEDSTOCK TO CELL-WALL RUPTURE AND THEREAFTER SEPARATING A FRACTION CONTAINING AT LEAST ONE NITROGEN-CONTAINING COMPOUND SELECTED FROM THE GROUP CONSISTING OF PROTEINS, POLYPROTEINS, POLYPEPTIDES AND AMINO ACIDS FROM A FRACTION CONTAINING CELL-WALL MATERIAL WHICH SAID CELL-WALL MATERIAL HAVING ASSOCIATED THEREWITH AT LEAST PART OF THE RESIDUAL FEEDSTOCK, AND SUBJECTING THE CELL WALL MATERIAL TO SOLVENT EXTRACTION SO THAT THE PROPORTION OF RESIDUAL FEEDSTOCK IN THE CELL WALL MATERIAL IS REDUCED.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |