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IPC Subgroup
B29C 39/1

incorporating preformed parts or layers, e.g. casting around inserts or for coating articles

Introduced: January 1985

Last revised: January 2006

Full Title

Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor > for making articles of definite length, i.e. discrete articles > incorporating preformed parts or layers, e.g. casting around inserts or for coating articles

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
Subclass:
SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING

Related Keywords

ENCAPSULATING with plastics or substances in a plastic state in generalcoating with PLASTIC or substances in a plastic statecoating with PLASTICS or substances in a plastic stateSHEATHING objects with plastics or substances in a plastic state

Top Applicants

Top 10 applicants by patent filingsfor 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