It s Patently Clear, There Is Some Hope For Cheaper Affymetrix Microarrays | GenomeWeb

Affymetrix last week earned yet another patent, adding to a portly portfolio of intellectual property, shedding some light into its plans for the future, and even giving researchers some hope for cheaper chips.

The company received US Patent No. 6,480,324 for “Methods involving direct write optical lithography.” The patent describes a means for doing optical lithography without using a photomask to prepare the wafers that are event ually sliced into 49 microarray chips.

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