System for providing 20% ethanol solutions that meet...

Chemistry: natural resins or derivatives; peptides or proteins; – Proteins – i.e. – more than 100 amino acid residues – Separation or purification

Reexamination Certificate

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C141S005000, C141S237000, C210S670000, C222S001000, C222S189060, C222S251000, C422S028000, C422S040000, C435S031000, C435S283100, C435S287300, C435S288100, C436S018000

Reexamination Certificate

active

08003768

ABSTRACT:
A system and method for providing 20% ethanol solutions meeting bioburden and endotoxin specifications, which provides the 20% ethanol solution in a ready-to-use form which may be dispensed directly from the container in which the solution is shipped, and which may be used in connection with storage, reuse and/or rejuvination of Protein A.

REFERENCES:
patent: 4937194 (1990-06-01), Pattillo et al.
patent: 6450215 (2002-09-01), Willemstyn et al.
patent: 6913695 (2005-07-01), Jones et al.
patent: 2003/0080140 (2003-05-01), Neas et al.
patent: 2010/0056645 (2010-03-01), Deorkar et al.

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