- All sections
- B - Performing operations; transporting
- B32B - Layered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form
- B32B 3/30 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by a layer with cavities or internal voids characterised by a layer formed with recesses or projections, e.g. grooved, ribbed
Patent holdings for IPC class B32B 3/30
Total number of patents in this class: 3487
10-year publication summary
266
|
363
|
393
|
413
|
425
|
418
|
356
|
292
|
299
|
99
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
3m Innovative Properties Company | 18406 |
132 |
The Procter & Gamble Company | 22178 |
116 |
Dai Nippon Printing Co., Ltd. | 3891 |
101 |
Nike, Inc. | 13075 |
62 |
LG Chem, Ltd. | 17205 |
53 |
The Glad Products Company | 542 |
50 |
FUJIFILM Corporation | 27102 |
45 |
Samsung Display Co., Ltd. | 30585 |
42 |
Dexerials Corporation | 1826 |
41 |
Toppan Printing Co., Ltd. | 2212 |
39 |
The Boeing Company | 19843 |
35 |
Sharp Kabushiki Kaisha | 18957 |
32 |
Nitto Denko Corporation | 7879 |
31 |
Sekisui Chemical Co., Ltd. | 3159 |
31 |
Lintec Corporation | 1915 |
27 |
Toray Industries, Inc. | 6652 |
24 |
Sharp Corporation | 10015 |
23 |
Mitsubishi Chemical Corporation | 4313 |
22 |
Boe Technology Group Co., Ltd. | 35384 |
22 |
Toyoda Iron Works Co., Ltd. | 263 |
21 |
Other owners | 2538 |