by thermal shock

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Severing cooled glass > by thermal shock

CPC:

Severing cooled glass (severing glass fibres C03B37/16) > by thermal shock

Of 2 combined children, 1 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 1990.

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C03B 33/091 +1 CPC CPC only CPC only
C03B 33/095 Tubes, rods or hollow products since 1990 +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