US Patent 7340534 Synchronization of documents between a server and small devices

Converting document formatted for use on servers to and from documents formatted for use on small devices, including synchronizing two or more versions of the document. A user may edit documents formatted for use on small devices and the documents may be synchronized with documents on the server to keep the documents up to date. In one embodiment, an n-way merge process may restore document formatting, styles and/or data features that may have been lost from one or more documents when converting from an office format to a small device format. In one embodiment, the server may provide an office productivity environment, and the documents on the server may be office documents.