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PART I—UNITED STATES PATENT AND TRADEMARK OFFICE (§§ 1—42)
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PART II—PATENTABILITY OF INVENTIONS AND GRANT OF PATENTS (§§ 100—212)
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PART III—PATENTS AND PROTECTION OF PATENT RIGHTS (§§ 251—318)
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PART IV—PATENT COOPERATION TREATY (§§ 351—)
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