PATENT CLARIFICATION NOTEAdobe has a number of patents covering technology that is disclosed in thePortable Document Format (PDF) Specification, version 1.3 and later, asdocumented in PDF Reference and associated Technical Notes (theSpecification). Adobe desires to promote the use of PDF for informationinterchange among diverse products and applications. Accordingly, the following patents are licensed on a royalty-free, non-exclusivebasis for the term of each patent and for the sole purpose of developing softwarethat produces, consumes, and interprets PDF files that are compliant with theSpecification: U.S. Patent Numbers: 	5,634,064        5,737,599        5,781,785        5,819,301        6,028,583 In addition, the following patent is licensed on a royalty-free, non-exclusive basisfor its term and for the sole purpose of developing software that produces PDFfiles that are compliant with the Specification (specifically excluding, however,software that consumes and/or interprets PDF files): U.S. Patent Number: 	5,860,074 The above licenses are limited to only those rights required to implement theSpecification and no others. That is to say, Adobe grants only those rights in theabove patent(s) necessarily practiced to implement the Specification, and does notgrant any rights not required to implement the Specification. The licenses do notgrant the right to practice any patent covering other technologies, such asimplementation techniques that are not explicitly disclosed in the Specification, nordoes it allow the use of any patented feature for any purpose other than as setforth in the applicable license grant. Adobe has other patents in various fields,none of which are hereby licensed.