Defensive Publications are a method for the open source community to prevent the issuance of low quality software
patents. These publications serve as evidence to disclose to the examiner what is new and innovative within the
technology. Through Linux Defenders, developers collaborate with our team to ensure that these publications are
effective in protecting the freedom to create, invent and operate.
July 13, 2009
Method and System for Preventing Duplicate Files
When a new file is added to the machine, the Duplicate Detection Module filters the sum of all files to return only files of the same file type and size range. The filename and metadata of the filtered files are then analyzed to identify duplicate files.