An opposition proceeding is an administrative process available under the patent and trademark law of many jurisdictions which allows third parties to formally dispute the validity of a pending patent application ("pre-grant opposition"), of a granted patent ("post-grant opposition") or of a trademark.
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Famous quotes containing the words opposition and/or proceeding:
“The history of mens opposition to womens emancipation is more interesting perhaps than the story of that emancipation itself.”
—Virginia Woolf (18821941)
“Every neurosis is a primitive form of legal proceeding in which the accused carries on the prosecution, imposes judgment and executes the sentence: all to the end that someone else should not perform the same process.”
—Lionel Trilling (19051975)