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.
Patent No.:
Date of Patent:
Aug. 23, 2011
Filed:
Oct. 07, 2002
Applicants:
Thomas Kissel, Marburg, DE;
Dagmar Fischer, Marburg, DE;
Hans-peter Elsässer, Marburg, DE;
Thorsten Bieber, Niederaula, DE;
Inventors:
Thomas Kissel, Marburg, DE;
Dagmar Fischer, Marburg, DE;
Hans-Peter Elsässer, Marburg, DE;
Thorsten Bieber, Niederaula, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 73/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to low molecular weight polyethylenimines, to vectors for inserting nucleic acids into cells which contain low molecular weight polyethylenimines, and to the preparation and use of the low molecular weight polyethylenimine and the vector. The invention relates to a vector for inserting a nucleic acid into a cell, which vector contains a low molecular weight polyethylenimine (LMW PEI) and a nucleic acid, with the LMW PEI having a molecular weight of less than 50,000 Da.