- All sections
- B - Performing operations; transporting
- B29K - Indexing scheme associated with subclasses , or , relating to moulding materials or to materials for reinforcements, fillers or preformed parts, e.g. inserts
- B29K 83/00 - Use of polymers having silicon, with or without sulfur, nitrogen, oxygen or carbon only, in the main chain, as moulding material
Patent holdings for IPC class B29K 83/00
Total number of patents in this class: 656
10-year publication summary
|
73
|
95
|
93
|
99
|
90
|
75
|
64
|
29
|
13
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Alcon, Inc. | 4899 |
32 |
| Dow Silicones Corporation | 1664 |
17 |
| 3m Innovative Properties Company | 18406 |
12 |
| Johnson & Johnson Vision Care, Inc. | 1255 |
11 |
| CooperVision International Limited | 574 |
11 |
| Applied Medical Resources Corporation | 779 |
10 |
| Koninklijke Philips N.V. | 22975 |
8 |
| ABL IP Holding LLC | 1929 |
8 |
| BenQ Materials Corporation | 137 |
8 |
| Saint-Gobain Performance Plastics Corporation | 1028 |
7 |
| Dow Toray Co., Ltd. | 494 |
7 |
| The Boeing Company | 19843 |
6 |
| Ford Global Technologies, LLC | 19702 |
6 |
| Dexerials Corporation | 1826 |
6 |
| Carbon, Inc. | 385 |
6 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
5 |
| Lawrence Livermore National Security, LLC | 1834 |
5 |
| Nichia Corporation | 3394 |
5 |
| Elkem Silicones France SAS | 141 |
5 |
| ResMed Pty Ltd | 1995 |
5 |
| Other owners | 476 |