Schematron-Related Patents

Going to the USPTO website and typing aclm/(Schematron) into the advanced search field shows US patents that mention Schematron in their actual claims (the core of the patent).  Here is the result: PAT. NO. Title 1 9,146,908 Validating an XML document 2 9,128,999 Managing software product-line customizations 3 8,914,370 Generating…

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