One of the earliest references to Easter in the patent collection is U.S. Patent No. 1,234,939 on a Carrier for Eggs, which issued July 31, 1917. (The earliest reference was just a few months in April 1917, on a perpetual calendar.

U.S. Patent No. 1,269,169 issued nearly a year later on a Carton “adapted to contain candy Easter eggs.”

On July 13, 2020, U.S. Patent No. 1,356,658 issued on an Advertising Specialty with an Easter theme:

U.S. Patent No. 1,484,796 issued February 26, 1924, on an Egg Laying Toy:

U.S. Patent No. D64293 issued March 18, 1924, on a Candy Easter Egg:

U.S. Patent No. D64292 issued the same day on another Candy Easter Egg:

U.S. Patent No. D64291 issued on another Candy Easter Egg:

U.S. Patent No. D64,290 issued on another Candy Easter Egg:

And U.S. Patent No. D64289 issued on a Candy Easter Egg:

Finally (for this post) U.S. Patent No. 1,516,718 issued on a Novelty Toy in “the shape of an Easter egg” and we are only up to 1924.