Chapter ii us copyright office library of congress subchapters a b chapter iii copyright royalty board library of congress subchapters a e chapter iv national institute of standards and technology department of commerce parts 400 502 599. Electronic code of federal regulations e cfr title 37 patents trademarks and copyrights rules and regulations. Index of code of federal regulation part 202. Index of code of federal regulations part 212. Patent and trademark office 111 files open to the public 112 assignment records open to public inspection 113 copies and certified copies 114 patent applications preserved in confidence 115 requests for identifiable records fees and payment of money 116 national application filing fees 117 patent application and reexamination
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