by bending

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Re-forming shaped glass > Re-forming glass sheets > by bending

CPC:

Re-forming shaped glass (re-forming fibres or filaments C03B37/14) > Re-forming glass sheets > by bending

Of 4 combined children, 3 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 1980.

Navigate with arrow keys, Enter to open

C03B 23/0235 CPC only CPC only
C03B 23/025 by gravity since 1980 +3 CPC IPC+CPC Available in IPC and CPC
C03B 23/03 by press-bending between shaping moulds since 1980 +3 CPC IPC+CPC Available in IPC and CPC
C03B 23/035 using a gas cushion or by changing gas pressure, e.g. by applying vacuum since 1980 +1 CPC IPC+CPC Available in IPC and CPC

Class C03,2013–2023, worldwide · Source: EPO PATSTAT

Class C03,2013–2023, worldwide · Source: EPO PATSTAT