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  • B - Performing operationstransporting
  • B29B - Preparation or pretreatment of the material to be shapedmaking granules or preformsrecovery of plastics or other constituents of waste material containing plastics
  • B29B 7/74 - MixingKneading using other mixers or combinations of dissimilar mixers

Patent holdings for IPC class B29B 7/74

Total number of patents in this class: 557

10-year publication summary

53
61
70
41
51
44
40
34
19
3
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Compagnie Generale des Etablissements Michelin
4872
35
Continental Reifen Deutschland GmbH
2505
28
Compagnie générale des établissements Michelin SCA
2653
25
BASF SE
21127
13
Henkel AG & Co. KGaA
10707
13
Pirelli Tyre S.p.A.
1932
11
Aladdin Manufacturing Corporation
238
10
HSP Technologies Inc.
21
10
Graco Minnesota Inc.
1255
9
Shibaura Machine Co., Ltd.
253
9
Beyond Lotus LLC
30
9
E. I. du Pont de Nemours and Company
3713
7
Dow Global Technologies LLC
10744
7
Coperion GmbH
163
7
ICP Construction, Inc.
290
7
KraussMaffei Technologies GmbH
331
7
Next Generation Recyclingmaschinen GmbH
32
7
Sealed Air Corporation (US)
528
7
Erema Engineering Recycling Maschinen und Anlagen Gesellschaft m.b.H.
199
6
Starlinger & Co Gesellschaft m.b.H.
113
6
Other owners 324

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