Catherine L. Gibbon received joint patents with Thomas H. Gibbon for railroad tracks.
On September 22, 1891, Catherine L. Gibbon, together with Thomas H. Gibbon, received joint patents (459,780 for railroad tracks and 459,781 for compound rail) in New York. These patents further solidified her role as an innovator in railway engineering. The recognition of her joint and solo patents underscores the considerable impact she had in modernizing railroad technologies during a period of rapid industrial advancement. This moment was a testament to her skill and an inspiration to other women aspiring to work in scientific and technical fields.