- All sections
- A - Human necessities
- A44B - Buttons, pins, buckles, slide fasteners, or the like
- A44B 19/32 - Means for making slide fasteners gas- or watertight
Patent holdings for IPC class A44B 19/32
Total number of patents in this class: 183
10-year publication summary
|
10
|
10
|
18
|
12
|
6
|
8
|
15
|
15
|
10
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| YKK Corporation | 1995 |
89 |
| TRU Zip LLC | 14 |
9 |
| Illinois Tool Works Inc. | 11528 |
7 |
| YKK (U.S.A.) Inc. | 7 |
7 |
| Chao-Mu Chou | 9 |
4 |
| Shiu-Yin Cheng | 9 |
4 |
| Yeti Coolers, LLC | 1506 |
4 |
| Lion Group, Inc. | 151 |
3 |
| SI Tech AB | 11 |
3 |
| Talon Technologies, Inc. | 54 |
3 |
| Taiwan United Outdoor Group Inc. | 4 |
3 |
| W. L. Gore & Associates, Inc. | 2723 |
2 |
| Cheng, Shiu-yin | 3 |
2 |
| Chou, Chao-mu | 3 |
2 |
| Nite Ize, Inc. | 483 |
2 |
| Swepo Co., Ltd. | 2 |
2 |
| Zhejiang Huashengda Zipper Technology Co., Ltd. | 8 |
2 |
| Arbesko-gruppen AB | 3 |
1 |
| Blauer Manufacturing Company, Inc. | 52 |
1 |
| ContiTech Elastomer-Beschichtungen GmbH | 46 |
1 |
| Other owners | 32 |