(765 ILCS 1053/5)
Sec. 5. Definitions. As used in this Act:
"Customer" means an individual or entity who contracts with or causes a fabricator:
(1) to fabricate, cast, or otherwise make a die, mold, form, jig, tooling, or pattern; or
(2) to use a die, mold, form, jig, tooling, or pattern to manufacture, assemble, or otherwise make a product. "Fabricator" means an individual or entity, including a tool or die maker, who:
(1) manufactures, causes to be manufactured, assembles, or improves a die, mold, form, jig, tooling, or pattern for a customer; or
(2) uses a die, mold, form, jig, tooling, or pattern to manufacture, assemble, or otherwise make a product for a customer. (Source: P.A. 90-371, eff. 8-14-97.)