Changes

<!--A concise summary of the disclosure.-->

<!ELEMENT abstract (doc-page+ | (abst-problem , abst-solution) | p+)>

<!ATTLIST abstract id ID #IMPLIED lang CDATA #IMPLIED status CDATA #IMPLIED >

<!--(US: applicant is always the inventor. Use "applicant" with applicant type attribute of "applicant-inventor.")-->

<!ELEMENT applicant (addressbook+ , nationality , residence , us-rights* , designated-states? , designated-states-as-inventor?)>

<!ATTLIST applicant sequence CDATA #REQUIRED app-type (applicant | applicant-inventor ) #REQUIRED designation (all | all-except-us | us-only | as-indicated ) #REQUIRED >