Missouri Revised Statutes Title VI. County, Township and Political Subdivision Government § 58.350. Evidence to be reduced to writing

(1) “Claimant” means a person or other entity asserting a claim and, if said claim is asserted on behalf of an estate, an incompetent or a minor, “claimant” includes plaintiff's decedent, guardian, or guardian ad litem.

(2) “Manufacturer” means a person or entity who designs, assembles, fabricates, produces, constructs or otherwise prepares a product or component part of a product prior to its sale to a user or consumer, including a seller owned in whole or significant part by the manufacturer or a seller owning the manufacturer in whole or significant part.

(3) “Product liability action” includes any action brought for or on account of personal injury, death or property damage caused by or resulting from the manufacture, construction, design, formulation, development of standards, preparation, processing, assembly, testing, listing, certifying, warning, instructing, marketing, selling, advertising, packaging, or labeling of any product.

(4) “Seller” includes a retailer, wholesaler, or distributor, and means any individual or entity engaged in the business of selling a product, whether such sale is for resale or for use or consumption.  “Seller” also includes a lessor or bailor engaged in the business of leasing or bailment of a product.