- All sections
- C - Chemistry; metallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 295/00 - Macromolecular compounds obtained by polymerisation using successively different catalyst types without deactivating the intermediate polymer
Patent holdings for IPC class C08F 295/00
Total number of patents in this class: 93
10-year publication summary
|
7
|
5
|
5
|
5
|
13
|
4
|
3
|
4
|
1
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Global Technologies Inc. | 1055 |
13 |
| Dow Global Technologies LLC | 10147 |
8 |
| Compagnie Generale des Etablissements Michelin | 4450 |
7 |
| Versalis S.P.A. | 511 |
6 |
| Interface Polymers Limited | 9 |
5 |
| LG Chem, Ltd. | 17205 |
4 |
| University of Massachusetts Lowell | 50 |
4 |
| Denka Company Limited | 2189 |
3 |
| Abbott Cardiovascular Systems, Inc. | 1117 |
2 |
| Centre National de La Recherche Scientifique | 9632 |
2 |
| Ecole Superieure de Chimie Physique Electronique de Lyon | 71 |
2 |
| Nova Chemicals Corporation | 330 |
2 |
| Otsuka Chemical Co., Ltd. | 286 |
2 |
| Saint-Gobain Glass France | 3641 |
2 |
| Universite Claude Bernard Lyon 1 | 921 |
2 |
| Dow Silicones Corporation | 1664 |
2 |
| International Business Machines Corporation | 60644 |
1 |
| NEC Corporation | 32703 |
1 |
| Bridgestone Corporation | 7067 |
1 |
| The Board of Trustees of the Leland Stanford Junior University | 6054 |
1 |
| Other owners | 23 |