Service by Publication A petition to cancel the registrations identified below having been filed, and the notice of such proceeding sent by certified mail to registrant at the last known address having been returned by the Postal Service as undeliverable, notice is hereby given that unless the registrants listed herein, their assigns or legal representatives, shall enter an appearance within thirty days of this publication, the cancellation will proceed as in the case of default. Mosaic Marketing, Inc., Cambridge, Mass., Reg. No. 1,596,126 for the mark "DIAMOND", Canc. No. 23,196. Star Television Network, Inc., Orlando, Fla., Reg. No. 1,535,819 for the mark "STAR TELEVISION NETWORK", Canc. No. 22,391. Prevent Chemicals Ltd., New York, N.Y., Reg. No. 1,533,833 for the mark "REMOVZ-IT" and Design, Canc. No. 21,496. JEAN BROWN Administrator, Trademark Trial and Appeal Board, for Robert M. Anderson Deputy Assistant Commissioner for Trademarks