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Women made up less than 13 percent of all U.S.-based patentees when taking into account that some are listed on multiple patents.

During her extensive research, she came across the name Walter Houp, one of the land patentees, or original owners, in what became the District.

In the ruling, Chief Justice John G. Roberts Jr. said, “Extending the patent rights beyond the first sale would clog the channels of commerce, with little benefit from the extra control that the patentees retain.”

“Extending the patent rights beyond the first sale would clog the channels of commerce, with little benefit from the extra control that the patentees retain,” Roberts wrote.

The name Elisha Otis appears in Kennedy’s essay only once, in a sentence about “other early inventors and patentees of portions of elevator machinery.”