Today in 1999, US Patent WO 1999007820 A3 was issued, an invention of Charles Bamforth, Robert Muller, and Kamini Dickie, for their “Lipid Removal.” Here’s the Abstract:

A method for removing lipids material from beer or other beverages. The beer is contacted with immobilised lipid binding protein which binds any lipid present in the beer or other beverage. After the lipid removal stage is complete there are no lipid binding additives remaining in the beverage.