D.1. Patent Registration BR 102024002786-8 A2, titled "Use of Porous Chitosan Sponge for the Removal of Used Lubricating Oil in an Aqueous System," issued by the Brazilian National Institute of Industrial Property (INPI), serving as official evidence of an original invention authored by Mrs. Sousa, confirming that the work has undergone substantive examination and meets the legal requirements for novelty and industrial applicability.

Exhibit D - Petitioner’s original scientific, scholarly, artistic, or business-related contributions of major significance in the field · groupOrder=4 · order=0