Assertion: patent | /r/CapableOf | sign by george washington
Facets:
value: on july
type: TEMPORAL
Source sentences:
text: More than just a number, patent 10 million celebrates the rich history and strength of the American intellectual property system dating back to the first U.S. patent, signed 228 years ago by George Washington on July 31, 1790, and issued to Samuel Hopkins for a process of making potash, an ingredient used in fertilizer.