- All sections
- B - Performing operationstransporting
- B29L - Indexing scheme associated with subclass , relating to particular articles
- B29L 23/00 - Tubular articles
Patent holdings for IPC class B29L 23/00
Total number of patents in this class: 1494
10-year publication summary
|
155
|
175
|
160
|
136
|
120
|
109
|
108
|
56
|
79
|
83
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyoraku Co., Ltd. | 502 |
24 |
| Addex, Inc. | 35 |
18 |
| The Boeing Company | 20098 |
16 |
| Saint-Gobain Performance Plastics Corporation | 1034 |
15 |
| Milwaukee Electric Tool Corporation | 4448 |
14 |
| Globalmed, Inc. | 34 |
13 |
| The Yokohama Rubber Co., Ltd. | 4053 |
12 |
| Performance Solutions, LLC | 19 |
12 |
| Junkosha Inc. | 143 |
11 |
| Subsea 7 Limited | 221 |
11 |
| battenfeld-cincinnati Germany GmbH | 55 |
10 |
| Fisher & Paykel Healthcare Limited | 2490 |
9 |
| McElroy Manufacturing, Inc. | 74 |
9 |
| Dow Global Technologies LLC | 10394 |
8 |
| Arkema France | 4162 |
8 |
| Milliken & Company | 1193 |
8 |
| Saudi Arabian Oil Company | 13316 |
8 |
| SICA S.p.A. | 72 |
8 |
| Humacyte Global, Inc. | 26 |
8 |
| Brandenburger Patentverwertung GbR | 15 |
7 |
| Other owners | 1265 |