Patent holdings for IPC class C08K 3/40

Total number of patents in this class: 1013

10-year publication summary

64
79
89
100
116
85
76
58
45
32
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Nippon Sheet Glass Company, Limited
955
33
Corning Incorporated
10510
21
Ticona LLC
604
19
Sumitomo Chemical Company, Limited
8968
18
Idemitsu Kosan Co., Ltd.
4241
18
3m Innovative Properties Company
17481
16
BASF SE
21308
15
Ems-patent AG
172
15
LG Chem, Ltd.
17929
14
SHPP Global Technologies B.V.
1102
14
Mitsubishi Engineering-Plastics Corporation
300
13
Polyplastics Co., Ltd.
617
12
Lotte Advanced Materials Co., Ltd.
398
11
LG Electronics Inc.
75818
10
Asahi Fiber Glass Company, Limited
47
10
Nippon Electric Glass Co., Ltd.
2558
10
SABIC Global Technologies B.V.
4599
10
Toray Industries, Inc.
7111
9
Blue Current, Inc.
57
9
Teijin Limited
1285
9
Other owners 727