- All sections
- B - Performing operationstransporting
- B31B - Making containers of paper, cardboard or material worked in a manner analogous to paper
- B31B 19/00 - Machinery characterised by making rectangular envelopes or bags of flat form, i.e. without structural provision at the base for thickness of contents
Patent holdings for IPC class B31B 19/00
Total number of patents in this class: 35
10-year publication summary
|
7
|
2
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Windmöller & Hölscher KG | 385 |
4 |
| CMD Corporation | 59 |
3 |
| Lohia Corp Limited | 51 |
3 |
| Sealed Air Corporation (US) | 536 |
2 |
| Windmoeller & Hoelscher KG | 173 |
2 |
| S. C. Johnson & Son, Inc. | 2770 |
1 |
| Blessof GmbH | 2 |
1 |
| Cellpack AG | 6 |
1 |
| Ciggybag GmbH | 2 |
1 |
| C.M.C. S.r.l. | 38 |
1 |
| Cryovac, Inc. | 364 |
1 |
| Ecolean AB | 75 |
1 |
| The Glad Products Company | 509 |
1 |
| Innoflex Incorporated | 22 |
1 |
| Inteplast Group Corporation | 277 |
1 |
| Kern Sistemi S.r.l. | 8 |
1 |
| KIEFEL GmbH | 140 |
1 |
| Mondi AG | 175 |
1 |
| Plitek, L.L.C. | 20 |
1 |
| Tension Envelope Corporation | 15 |
1 |
| Other owners | 6 |