Affymetrix has received US Patent No. 7,068,830, "Method and system for providing a probe array chip design database." The patent claims systems and methods for organizing information relating to the design of polymer probe array chips, including oligonucleotide array chips. A database model is described that organizes information interrelating probes on a chip, genomic items investigated by the chip, and sequence information relating to the design of the chip. The model is translatable into database languages such as SQL, according to the patent.