Promega Taq vs. Perkin-Elmer Taq

Patricia Foster pfoster at
Wed Sep 14 17:56:31 EST 1994

How very interesting.  Anyone know who these folks are?

Also, anyone know when the patent(s) expires?


Patricia L. Foster
Boston University School of Medicine
Boston, MA USA
pfoster at

an125249 at wrote:

: The royalties paid by you to those b......s are as follows:

: Initial license fee to sell Taq or a.n.other enzyme for PCR

: US$100,000  yes one hundred thousand US dollars

: Royalty per unit of enzyme US$0.16 ie forty US dollars per 250u

: Remember to thank Roche for making legal PCR only for the rich. 

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