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DIFF Main Group
B29C 51/00

Shaping by thermoforming , e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor

Introduced: January 1985

Title

Titles differ between systems:

IPC: Shaping by thermoforming, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor

CPC: Shaping by thermoforming , e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor

Full Title

Full titles differ between systems:

IPC:

Shaping by thermoforming, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor

CPC:

Shaping by thermoforming , e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor

Of 12 combined children, 9 exist in both systems.

3 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1985.

Child Classifications

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  • B29C 51/006 CPC only CPC only
  • B29C 51/008 CPC only CPC only
  • B29C 51/02 Combined thermoforming and manufacture of the preform since 1985 IPC+CPC Available in IPC and CPC
  • B29C 51/12 of articles having inserts or reinforcements 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