This page is intended to serve as notice under 35 U.S.C. § 287(a).

 PRODUCTS

Ultra-Seal Gasket U.S. Pat. Nos.

9,739,378;
9,970,547;
10,422,429;
10,533,662;
10,982,768

Gasket Retainer U.S. Pat. No.

9,869,409;
10,502,321

Other patents pending.

i-Block U.S. Pat. Nos.

8,496,029;
8,307,854

Other patents pending.

Variable Orifice Control Valve U.S. Pat. No.

11,346,452 B2

Other patents pending.