- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 67/04 - Polyanhydrides
Patent holdings for IPC class C08G 67/04
Total number of patents in this class: 38
10-year publication summary
3
|
3
|
1
|
2
|
1
|
1
|
3
|
4
|
1
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Dexcel Pharma Technologies Ltd. | 64 |
4 |
Rutgers, The State University of New Jersey | 1776 |
3 |
Kala Pharmaceuticals, Inc. | 32 |
2 |
Kureha Corporation | 1026 |
2 |
Polygene Ltd. | 3 |
2 |
Uniseal, Inc. | 19 |
2 |
Hitachi Chemical Company, Ltd. | 2455 |
1 |
Robert Bosch GmbH | 40953 |
1 |
Industrial Technology Research Institute | 4898 |
1 |
Boston Scientific Scimed, Inc. | 8794 |
1 |
The Regents of the University of Michigan | 4409 |
1 |
Alliance for Sustainable Energy, LLC | 698 |
1 |
The Bionic Ear Institute | 4 |
1 |
Covestro Deutschland AG | 2429 |
1 |
Iowa State University Research Foundation, Inc. | 685 |
1 |
ISP Investments Inc. | 485 |
1 |
Johns Manville | 980 |
1 |
JVS-Polymers Oy | 6 |
1 |
New Japan Chemical Co., Ltd. | 59 |
1 |
Polyactiva Pty Ltd | 26 |
1 |
Other owners | 9 |