http://www.openoffice.org/FAQs/main_faq_new_p7.html#48 Split this current question into two questions 48.Why is Sun's copyright being maintained on many of the documents available on OpenOffice.org? Sun asks that developers assign the copyright to Sun so that the copyright is unified. Further, the assignation of copyright also provides that Sun the ability to defend license violations if necessary. See the copyright assignment page for details on how to do this. Split to: Why is Sun asking submitters to assign copyright for their submissions to Sun? Sun asks that developers assign the copyright to Sun so that the copyright is unified. Further, the assignment of copyright also provides Sun the ability to defend license violations if necessary. See the copyright assignment page for details on how to do this. Why is Sun's copyright being maintained on some of the documents available on OpenOffice.org? Some of the documents available on OpenOffice.org are used internally and require Sun copyright be maintained for this reason. Additionally, Sun is still analyzing the free documentation licensing structure to see if it is appropriate for other documentation that it has made available on OpenOffice.org.