[jdyer9]

For what it's worth, the article says the exact opposite

  Protip: Look for all-caps PYREX graphics which can either indicate that is vintage or that it’s from Europe, where a company called Arc International owns the Pyrex brand and still makes its cookware out of borosilicate.

[bmelton]

I was just editing (thought it funny after I typed it and went downstairs to look)

Thanks for the correction!