IPC Main Group
B29C 49/00 Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
Introduced: January 1985
Last revised: January 2006
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
blow moulding of plastics or substances in a plastic state in generalblowing BOTTLE(S) from plastics or substances in a plastic state in general
8 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- B29C 49/02 Combined blow-moulding and manufacture of the preform or the parison
- B29C 49/08 Biaxial stretching during blow-moulding
- B29C 49/18 using several blowing steps
- B29C 49/2 of articles having inserts or reinforcements
- B29C 49/22 using multilayered preforms or parisons
- B29C 49/24 Lining or labelling
- B29C 49/28 Blow-moulding apparatus
- B29C 49/42 Component parts, details or accessories; Auxiliary operations
Top Applicants
Top 10 applicants by patent filingsfor class B29, 2013–2023, worldwide · Source: EPO PATSTAT
- HEWLETT-PACKARD DEVELOPMENT COMPANY US 3,802
- BOEING COMPANY US 3,087
- COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN FR 2,315
- SUMITOMO RUBBER IND 1,784
- GE (GENERAL ELECTRIC COMPANY) US 1,663
- CANON 1,658
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,587
- TORAY INDUSTRIES JP 1,555
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 1,470
- LG CHEM KR 1,415