- All sections
- C - Chemistry; metallurgy
- C09D - Coating compositions, e.g. paints, varnishes or lacquers; filling pastes; chemical paint or ink removers; inks; correcting fluids; woodstains; pastes or solids for colouring or printing; use of materials therefor
- C09D 9/00 - Chemical paint or ink removers
Patent holdings for IPC class C09D 9/00
Total number of patents in this class: 293
10-year publication summary
23
|
26
|
21
|
31
|
22
|
25
|
18
|
23
|
12
|
8
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
W.M. Barr & Company, Inc. | 174 |
20 |
Spartan Chemical Company, Inc. | 242 |
7 |
The Boeing Company | 19843 |
5 |
Honeywell International Inc. | 13799 |
5 |
Borealis AG | 2558 |
5 |
DIC Corporation | 3597 |
5 |
Eastman Chemical Company | 2239 |
5 |
Rhodia Operations | 1645 |
5 |
TBF Environmental Technology Inc. | 18 |
5 |
Hewlett-Packard Development Company, L.P. | 28538 |
4 |
Dow Global Technologies LLC | 10147 |
4 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
4 |
Showa Denko K.K. | 2539 |
4 |
Akzo Nobel Coatings International B.V. | 2185 |
4 |
Chemetall GmbH | 382 |
4 |
Crayola LLC | 177 |
4 |
Ecolab Inc. | 479 |
4 |
University of Massachusetts | 2130 |
4 |
Shenzhen Hengzhaozhi Technology Co., Ltd. | 64 |
4 |
BASF SE | 19740 |
3 |
Other owners | 188 |