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DIFF Main Group
B29C 65/00

Joining of preformed parts ; Apparatus therefor

Introduced: January 1985

Title

Titles differ between systems:

IPC: Joining of preformed parts; Apparatus therefor

CPC: Joining of preformed parts ; Apparatus therefor

Full Title

Full titles differ between systems:

IPC:

Joining of preformed parts; Apparatus therefor

CPC:

Joining of preformed parts ; Apparatus therefor

Additional Content IPC

Devices or methods of sealing or securing package folds or closures

Of 11 combined children, 10 exist in both systems.

1 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1985.

Child Classifications

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  • B29C 65/70 by moulding (using a particular moulding technique, see the relevant technique ) since 1985 IPC+CPC Available in IPC and CPC
  • B29C 65/72 by combined operations , e.g. welding and stitching since 1985 IPC+CPC Available in IPC and CPC
  • B29C 65/76 Making non-permanent or releasable joints since 1985 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B29,2013–2023, worldwide · Source: EPO PATSTAT

  1. HEWLETT-PACKARD DEVELOPMENT COMPANY US 3,802
  2. BOEING COMPANY US 3,087
  3. COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN FR 2,315
  4. SUMITOMO RUBBER IND 1,784
  5. GE (GENERAL ELECTRIC COMPANY) US 1,663
  6. CANON 1,658
  7. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,587
  8. TORAY INDUSTRIES JP 1,555
  9. BASF (BADISCHE ANILIN & SODA FABRIK) DE 1,470
  10. LG CHEM KR 1,415

Top Applicants (CPC)

Class B29,2013–2023, worldwide · Source: EPO PATSTAT

  1. HEWLETT-PACKARD DEVELOPMENT COMPANY US 4,167
  2. BOEING COMPANY US 3,701
  3. COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN FR 2,554
  4. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 2,240
  5. TORAY INDUSTRIES JP 2,133
  6. GE (GENERAL ELECTRIC COMPANY) US 2,069
  7. BASF (BADISCHE ANILIN & SODA FABRIK) DE 2,028
  8. LG CHEM KR 1,962
  9. DOW GLOBAL TECHNOLOGIES US 1,896
  10. CONTINENTAL REIFEN DE 1,725