ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,820, issued on Dec. 30, was assigned to Eastman Kodak Co. (Rochester, N.Y.).

"Methods of providing treated fabrics and light-blocking elements" was invented by Mridula Nair (Penfield, N.Y.) and Mary Christine Brick (Webster, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A treated fabric has a scoured fabric with face side and back side; a non-foamed color-masking composition disposed on the back side; drying the resulting coated fabric to form a dried color-masking composition at 5-75 g/m2; and D) heat-setting the scoured fabric between steps A) and B), or heat-setting the coated fabric during or after step C). The color-masking composition ha...