Nikola Tesla

Tesla

Tesla files a patent

1897 - 1900

Tesla files a patent for the radio

Tesla gets the patent

1900

Teslas patent was apporved

Tesla loses patent

1904

Tesla Regains Patent

1943

Maconi

Marconi files a patent

1900 - 1903

Patent denied

1901

Patent was denied

Patent denied

1902

Patent was denied

Patent Denied

1903

Marconi's patent was denied

Marconi gains patent

1904

Marconi Loses Patent

1943