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. 24, 2004
Filed:
Apr. 14, 1999
Applicant:
Inventors:
Julian Alexis John Hanak, Cheshire, GB;
Steven Geraint Williams, Cheshire, GB;
Assignee:
Cobra Biologics Limited, Newcastle, US;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12N 9/22 ; C12Q 1/44 ; C07K 1/700 ; C07H 2/104 ;
U.S. Cl.
CPC ...
C12N 9/22 ; C12Q 1/44 ; C07K 1/700 ; C07H 2/104 ;
Abstract
The invention relates to host cells and methods of preparing a substantially RNA-free cellular component, comprising culturing cells producing the cellular component in a medium and lysing the cells to produce a cell lysate, wherein the cell lysate contains the cellular component and sufficient RNase activity to degrade substantially all of the RNA molecules present in the cell lysate. The invention also relates to substantially RNA-free cellular components.