Until and unless those licenses can be renewed, those particular games can't be re-released. Y ou can try your luck hitting swap meets, garage sales and thrift stores, or you can check out online auction sites. There are usually a number of Intellivision systems and games being auctioned on the eBay web site . And if you buy an Intellivision II , make absolutely sure it includes the external power supply. CD-ROM on your Intellivision console using an Intellicart .
Details are here .
T he instructions for all of the Intellivision cartridges released by Mattel Electronics and INTV Corporation are posted here . The same page has a menu of available overlay images. M ore instructions and overlays will be added later. CD-ROM, available now, lets you play over 50 of the original Intellivision games on your PC or Mac. Some of the historical information on it contradicts what's on your web site.