Invention of the telephone Gray's led to the myth that Bell had arrived at the Patent Office earlier. Bell was in Boston on February 14 and did not know this happened until later. Gray later abandoned his caveat and did not contest Bell's priority. That opened the door to Bell being granted US patent 174465 for the telephone on March 7, 1876. In 1906 the citizens of the City of Brantford, Ontario, Canada and its surrounding area formed the Bell Memorial Association to commemorate the invention of the telephone by Alexander Graham Bell in July 1874 at his parent's home, Melville House, near Brantford.
Disclosure of the invention under the European Patent Convention that "[the] description shall ... describe in detail at least one way of carrying out the invention claimed, using examples where appropriate and referring to the drawings, if any." In that respect, Disclosure of the invention under the European Patent Convention Article 83 of the European Patent Convention (EPC) relates to the disclosure of the invention under the European Patent Convention. This legal provision prescribes that a European patent application must disclose the invention (which is the subject of the European patent application) in a manner sufficiently clear and complete for it to be carried out by a person skilled