Patents (1)

Main avec index What do A1, A2, A3 and B codes mean after a publication number ?
X
  • A publication A1 is a request of european patent published with the research report
  • A document A2 matches this request published without the research report
  • The the research report is published later as document A3
  • The issued patent est publié as document B

WO2021160664A1
19/08/2021

⋄ PROCEDE DE FABRICATION DE NANOSTRUCTURES DE NITRURE D'ALUMINIUM ET DE GALLIUM (AlGaN)

BRAULT, Julien; AL KHALFIOUI, Mohamed; MASSIES, Jean; GIL, Bernard
EP4104203A1; FR3107051A1; FR3107051B1