Which of the following statements is correct about the jurisdiction of the patent administration department in handling patent infringement disputes?
A. Where a party requests to handle a patent infringement dispute, it shall be under the jurisdiction of the administrative department for patent affairs where the respondent is located or where the infringement occurred.
B. If two or more departments in charge of patent affairs have jurisdiction over patent infringement disputes, the parties concerned may make a request to one of the departments in charge of patent affairs.
C. Where a party makes a request to two or more departments that have jurisdiction over patent work, it shall be under the jurisdiction of the department that first accepts it.
D. If the department in charge of patent work disputes the jurisdiction, the department in charge of patent work of the people's government at a higher level shall designate the jurisdiction.
Correct answer: ABCD
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