- 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 3/26 - 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
Patent holdings for IPC class B32B 3/26
Total number of patents in this class: 4257
10-year publication summary
321
|
469
|
529
|
482
|
542
|
461
|
433
|
334
|
330
|
111
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
The Procter & Gamble Company | 22178 |
104 |
The Boeing Company | 19843 |
102 |
3m Innovative Properties Company | 18406 |
85 |
Saint-Gobain Glass France | 3641 |
56 |
Samsung Display Co., Ltd. | 30585 |
53 |
Nike, Inc. | 13075 |
40 |
Sekisui Chemical Co., Ltd. | 3159 |
39 |
Nitto Denko Corporation | 7879 |
36 |
Corning Incorporated | 9932 |
31 |
LG Chem, Ltd. | 17205 |
26 |
Dow Global Technologies LLC | 10147 |
26 |
Tetra Laval Holdings & Finance S.A. | 2007 |
23 |
Rtx Corporation | 8674 |
23 |
Apple Inc. | 50209 |
22 |
Kimberly-clark Worldwide, Inc. | 5854 |
22 |
Boe Technology Group Co., Ltd. | 35384 |
21 |
Toray Industries, Inc. | 6652 |
20 |
United States Gypsum Company | 1019 |
20 |
NOVA Chemicals (International) S.A. | 717 |
19 |
Agc, Inc. | 4029 |
19 |
Other owners | 3470 |