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title 37
Patents, Trademarks, and Copyrights
chapter I
CHAPTER I—UNITED STATES PATENT AND TRADEMARK OFFICE, DEPARTMENT OF COMMERCE
part 42
PART 42—TRIAL PRACTICE BEFORE THE PATENT TRIAL AND APPEAL BOARD
subpart E
Subpart E—Derivation
subjgrp 228
Instituting Derivation Proceeding
Subjgrp 228. Instituting Derivation Proceeding
§ 42.408 - Institution of derivation proceeding.
