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(12) Patent: | (11) CA 2075044 |
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(54) English Title: | PRODUCTION OF MICROORGANISMS PRODUCING L-LYSINE |
(54) French Title: | PRODUCTION DE MICROORGANISMES PRODUCTEURS DE L-LYSINE |
Status: | Deemed expired |
(51) International Patent Classification (IPC): |
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(72) Inventors : |
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(73) Owners : |
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(71) Applicants : |
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(74) Agent: | ROBIC |
(74) Associate agent: | |
(45) Issued: | 2001-07-10 |
(86) PCT Filing Date: | 1991-07-13 |
(87) Open to Public Inspection: | 1992-02-06 |
Examination requested: | 1998-03-05 |
Availability of licence: | N/A |
(25) Language of filing: | English |
Patent Cooperation Treaty (PCT): | Yes |
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(86) PCT Filing Number: | PCT/EP1991/001316 |
(87) International Publication Number: | WO1992/001785 |
(85) National Entry: | 1992-07-30 |
(30) Application Priority Data: | ||||||
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Described is a method for the preparation of microorganisms which have an
elevated L-lysine production capability by
mutation of microorganisms of the genuses Corynebacterium and Brevibacterium
with known mutagens in a known manner,
characterized in that strains of said genuses are mutated, selecting those
wich are resistant to regenerative inhib~~on by 2-azido-.epsilon.-
caprolactam.
Note: Claims are shown in the official language in which they were submitted.
Note: Descriptions are shown in the official language in which they were submitted.
Sorry, the representative drawing for patent document number 2075044 was not found.
For a clearer understanding of the status of the application/patent presented on this page, the site Disclaimer , as well as the definitions for Patent , Administrative Status , Maintenance Fee and Payment History should be consulted.
Title | Date |
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Forecasted Issue Date | 2001-07-10 |
(86) PCT Filing Date | 1991-07-13 |
(87) PCT Publication Date | 1992-02-06 |
(85) National Entry | 1992-07-30 |
Examination Requested | 1998-03-05 |
(45) Issued | 2001-07-10 |
Deemed Expired | 2004-07-13 |
There is no abandonment history.
Fee Type | Anniversary Year | Due Date | Amount Paid | Paid Date |
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Application Fee | $0.00 | 1992-07-30 | ||
Registration of a document - section 124 | $0.00 | 1993-03-09 | ||
Maintenance Fee - Application - New Act | 2 | 1993-07-13 | $100.00 | 1993-06-14 |
Maintenance Fee - Application - New Act | 3 | 1994-07-13 | $100.00 | 1994-06-30 |
Maintenance Fee - Application - New Act | 4 | 1995-07-13 | $100.00 | 1995-06-30 |
Maintenance Fee - Application - New Act | 5 | 1996-07-15 | $150.00 | 1996-06-19 |
Maintenance Fee - Application - New Act | 6 | 1997-07-14 | $150.00 | 1997-06-27 |
Request for Examination | $400.00 | 1998-03-05 | ||
Maintenance Fee - Application - New Act | 7 | 1998-07-13 | $150.00 | 1998-06-30 |
Maintenance Fee - Application - New Act | 8 | 1999-07-13 | $150.00 | 1999-06-21 |
Maintenance Fee - Application - New Act | 9 | 2000-07-13 | $150.00 | 2000-06-30 |
Final Fee | $300.00 | 2001-04-03 | ||
Maintenance Fee - Patent - New Act | 10 | 2001-07-13 | $200.00 | 2001-06-29 |
Maintenance Fee - Patent - New Act | 11 | 2002-07-15 | $200.00 | 2002-06-18 |
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
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BASF AKTIENGESELLSCHAFT |
Past Owners on Record |
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LADNER, WOLFGANG |
PRESSLER, UWE |
SIEGEL, WOLFGANG |