Adobe today announced that it is now shipping the Acrobat 6.0 product line, an upgrade and expansion of the company’s popular Portable Document Format (PDF) software. Acrobat 6.0 Professional (US$449, $149 upgrade), Acrobat 6.0 Standard ($299, $149 upgrade), and Adobe Reader 6.0 (free) require Mac OS X 10.2.2 or higer and are available immediately.