CPC Subgroup Additional Only
B29C 2949/0768 characterised by the shape of specific parts of preform
Full Title
Indexing scheme relating to blow-moulding > Preforms or parisons characterised by their configuration > characterised by the shape > characterised by the shape of specific parts of preform
5 direct subcodes
Child Classifications
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- B29C 2949/0769 characterised by the lip, i.e. very top of preform neck
- B29C 2949/077 characterised by the neck
- B29C 2949/0778 characterised by the flange
- B29C 2949/0779 characterised by the body
- B29C 2949/078 characterised by the bottom
Top Applicants
Top 10 applicants by patent filingsfor class B29, 2013–2023, worldwide · Source: EPO PATSTAT
- HEWLETT-PACKARD DEVELOPMENT COMPANY US 4,167
- BOEING COMPANY US 3,701
- COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN FR 2,554
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 2,240
- TORAY INDUSTRIES JP 2,133
- GE (GENERAL ELECTRIC COMPANY) US 2,069
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 2,028
- LG CHEM KR 1,962
- DOW GLOBAL TECHNOLOGIES US 1,896
- CONTINENTAL REIFEN DE 1,725