Fueling speculation that Paramount Domestic Television may be considering a possible syndication launch, Par’s animated comedy for USA Network “Duckman” will air on six Paramount stations during a two-week latenight test run this month.Par sources said no syndication launch is being seriously contemplated, and the move is simply to generate heat and exposure as the show enters its fourth season in January. USA Network, of which Viacom owns half, has rights to telecast “Duckman” for all of 1997, and the show will move to a new 7:30 p.m. timeslot starting Jan. 4. The CableAce award-winning series will be stripped Dec. 9-16 on UPN affiliates WDCA Washington, D.C., KTXA Dallas, WKBD Detroit, KTXH Houston, WBFS Miami and KMOV St. Louis. “Duckman,” which features the voice of Jason Alexander in the starring role, is produced by Klasky Csupo Inc. and Reno and Osborn Prods. in association with Paramount Domestic TV.