WEST CONSHOHOCKEN, Pa., June 17 - Nocopi Technologies, Inc., a well-known company in the business of developing solutions against counterfeiting, product diversion, document security, and authentication via patented technologies (including invisible inks, color changing inks, reactive thread and document security paper products), and Mailwell Envelope, a division of Mail-Well Inc., are pleased to announce the signing of a 3 year license agreement for applications of Nocopi's Rub & Reveal color changing inks in the direct mail industry. The relationship allows Mailwell Envelope access to Nocopi's patented Rub & Reveal color changing ink technology to be utilized on direct mail envelopes. The technology will permit Mailwell to offer its direct mail customers a unique value-add solution for the direct mail industry. "Nocopi Technologies is excited by the overall business potential this new deal brings to the table. We look forward to the opportunities and resources that Mailwell Envelope is able to bring to bear as the largest envelope producer in the United States, and the goals our mutual growth plans will bring us in this market space. In addition to expanding the market presence of our patent protected inks, our relationship with Mailwell Envelope opens an entirely new vertical market and applications for our technologies," said Brent Earlewine, VP of Worldwide Sales for Nocopi. The license agreement will also allow for the re-use of the trademarked Rub & Reveal product name in the marketing of direct mail envelope applications by Mailwell's sales force and marketing department. More information can be found on Nocopi's completely re-vamped web site at www.Nocopi.com.