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Roche, Promega Settle Long-Standing PCR Patent Battle

Law360 (September 12, 2005, 12:00 AM EDT) -- The long-running, global patent battle between Hoffman-La Roche Ltd. and Promega Corporation over genetic identification technology was settled Monday with an agreement between the rival healthcare companies.

The terms of the agreement have not been released.

Roche sued Promega in 1992, asserting two patents for its DNA-replication process known as “polymerase chain reaction” (PCR), and one patent for a ground-breaking enzyme important to the PCR process called “Taq”.

The Roche complaint addressed the terms of Promega’s Taq-related license from biotechnology firm Ceta Corporation, which Roche had...
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