The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 18, 1998

Filed:

Jun. 26, 1995
Applicant:
Inventors:

Karsten Henco, Erkrath, DE;

Manfred Eigen, Gottingen, DE;

Assignee:

Evotec Biosystems GmbH, Hamburg, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12P / ;
U.S. Cl.
CPC ...
435 911 ; 935 77 ; 935 78 ;
Abstract

The process of generating new biopolymers with improved characteristics, assisted by polymerases, is characterized in that at least one cycle of the steps described below, will be performed in a series of parallel preparations which are to be compared. Sequences of nucleic acids or, a mixture of similar sequences of nucleic acids in the distribution of mutants of a quasi-species, are subjected, in the region of the error threshold, to limited mutagenesis. These mixtures are replicated under simultaneous conditions and/or in succession. The mixtures of the so product nucleic acids are compartmentalized by segregation, and thereafter selected by a selection system which reflects the characteristics of interest of the nucleic acid sequence itself or, indirectly, via its translation product.


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