Patent holdings for IPC class C08G 63/87

Total number of patents in this class: 192

10-year publication summary

10
11
11
15
16
14
19
16
10
13
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Nanjing University
809
11
Toyobo Co., Ltd.
2544
10
Eastman Chemical Company
2114
9
LG Chem, Ltd.
17970
6
Covestro Deutschland AG
2852
5
Novamont S.p.A.
395
5
Nanjing Tech University
298
4
Teijin Limited
1297
4
Toray Industries, Inc.
7149
3
GS Caltex Corporation
161
3
Nippon Shokubai Co., Ltd.
1533
3
Compagnie Generale des Etablissements Michelin
4980
3
Covestro Intellectual Property GmbH & Co. KG
276
3
BASF SE
21320
2
Centre National de La Recherche Scientifique
11111
2
Henkel AG & Co. KGaA
10777
2
Borchers GmbH
37
2
Clariant International Ltd.
891
2
Colorado State University Research Foundation
725
2
Daicel Corporation
2562
2
Other owners 109