R. 4:37-3. — Dismissal of Counterclaim, Cross-Claim or Third- Party Claim

The provisions of R. 4:37-1 and 4:37-2(a), (b) apply to the dismissal of any counterclaim, cross-claim or third-party claim. A voluntary dismissal by the claimant alone pursuant to R. 4:37-1(a) shall be made before a responsive pleading is served or, if there is none, before the introduction of evidence at the trial or hearing.