DIFF Main Group
B29D 22/00 Producing hollow articles (tubular articles B29D23/00; pneumatic tyres B29D30/00)
Introduced: January 1985
Title
Titles differ between systems:
IPC: Producing hollow articles
CPC: Producing hollow articles (tubular articles B29D23/00; pneumatic tyres B29D30/00)
Full Title
Full titles differ between systems:
IPC:
Producing hollow articles
CPC:
Producing hollow articles (tubular articles B29D23/00; pneumatic tyres B29D30/00)
Of 3 combined children, 2 exist in both systems.
1 codes are CPC-only extensions.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 2000.
Child Classifications
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- B29D 22/04 Spherical articles, e.g. balls (B29D22/02 takes precedence) since 2000 IPC+CPC Available in IPC and CPC