Louisiana Revised Statutes Tit. 9, § 2800.54. Manufacturer responsibility and burden of proof

A. The manufacturer of a product shall be liable to a claimant for damage proximately caused by a characteristic of the product that renders the product unreasonably dangerous when such damage arose from a reasonably anticipated use of the product by the claimant or another person or entity.

B. A product is unreasonably dangerous if and only if:

C. The characteristic of the product that renders it unreasonably dangerous under R.S. 9:2800.55 must exist at the time the product left the control of its manufacturer. The characteristic of the product that renders it unreasonably dangerous under R.S. 9:2800.56 or 9:2800.57 must exist at the time the product left the control of its manufacturer or result from a reasonably anticipated alteration or modification of the product.

D. The claimant has the burden of proving the elements of Subsections A, B and C of this Section.