- All sections
- 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 7/88 - Adding charges
Patent holdings for IPC class B29B 7/88
Total number of patents in this class: 267
10-year publication summary
|
44
|
31
|
26
|
15
|
18
|
19
|
31
|
20
|
19
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Knoa Pharma LLC, Purdue Pharma, Inc., Corporation, Delaware | 118 |
20 |
| Coperion GmbH | 164 |
9 |
| Aladdin Manufacturing Corporation | 245 |
6 |
| Compagnie Generale des Etablissements Michelin | 4975 |
6 |
| PEGASO INDUSTRIES S.p.A. | 56 |
6 |
| BASF SE | 21320 |
5 |
| Dow Global Technologies LLC | 11008 |
5 |
| Bright Lite Structures LLC | 20 |
5 |
| Vervant Limited | 5 |
4 |
| Continental Reifen Deutschland GmbH | 2539 |
3 |
| Michelin Recherche et Technique S.A. | 2080 |
3 |
| Basell Polyolefine GmbH | 514 |
3 |
| Buss AG | 50 |
3 |
| Covestro Deutschland AG | 2846 |
3 |
| Erema Engineering Recycling Maschinen und Anlagen Gesellschaft m.b.H. | 200 |
3 |
| INVISTA Technologies S.a.r.l. | 388 |
3 |
| SABIC Global Technologies B.V. | 4614 |
3 |
| Specialty Earth Sciences, LLC | 15 |
3 |
| Technip Zimmer GmbH | 15 |
3 |
| Footprint International, LLC | 86 |
3 |
| Other owners | 168 |