The US Patent Office has upheld Microsoft's claim of patent rights over its File Allocation Table.
The decision reverses two earlier judgements and potentially allows Microsoft to go after open-source developers who use the technology. FAT controls how computers store information to hard drives and other storage devices such as Flash cards.
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The US Patent and Trademark Office ruled that the file system is "novel and non-obvious" and, therefore, deserving of a patent. [emphasis added]
Full story at [link|http://www.theregister.co.uk/2006/01/11/microsoft_wins_patent_case/|El Reg]
Now what? A court case to prove that the USPTO is loaded with payrollers that would know a file system if they stored all their documents on one?