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Communications of the ACM

Communications of the ACM

Computer programs are patentable

It is not surprising that computer programs are not listed in the patent statutes as one of the categories of patentable invention. When these categories were defined many years ago, computers and computer programs were unknown. Therefore, if computer programs are to be patentable within the framework of existing patent law they must fall within one of the specifically defined categories of processes, machines, manufactures or compositions of matter.

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