U.S. Patent 6017849, "Synthesis methods, complexes and delivery methods for the safe and convenient storage, transport and application of compounds for inhibiting the ethylene response in plants" van 25 januari 2000 uitgereikt aan Biotechnologies for Horticulture, Inc. Gearchiveerd op 5 juli 2023.
U.S. Patent 5518988, "Method of counteracting an ethylene response in plants", van 21 mei 1996 uitgereikt aan North Carolina State University
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U.S. Patent 6017849, "Synthesis methods, complexes and delivery methods for the safe and convenient storage, transport and application of compounds for inhibiting the ethylene response in plants" van 25 januari 2000 uitgereikt aan Biotechnologies for Horticulture, Inc. Gearchiveerd op 5 juli 2023.