- All sections
- E - Fixed constructions
- E05C - Bolts or fastening devices for wings, specially for doors or windows
- E05C 17/44 - Devices for holding wings openDevices for limiting opening of wings or for holding wings open by a movable member extending between frame and wingBraking devices, stops or buffers, combined therewith by mechanical means with a device carried on the wing for frictional or like engagement with a fixed flat surface, e.g. retractable feet
Patent holdings for IPC class E05C 17/44
Total number of patents in this class: 43
10-year publication summary
|
9
|
8
|
5
|
7
|
5
|
2
|
1
|
3
|
4
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Amesbury Industries, Inc. | 42 |
5 |
| Vision Industries Group, Inc. | 35 |
4 |
| Metis Co., Ltd. | 5 |
2 |
| Pella Corporation | 232 |
2 |
| Penn Elcom Corporation | 7 |
2 |
| Campus Safety Products, LLC | 5 |
2 |
| Penn Global Assets Limited | 2 |
2 |
| St. James, Steve | 2 |
2 |
| AuxLoc L.L.C. | 3 |
1 |
| Caterpillar SARL | 478 |
1 |
| Chong Kun Dang Pharmaceutical Corp. | 236 |
1 |
| Dynamic Closures Corporation | 26 |
1 |
| Edscha Engineering GmbH | 71 |
1 |
| Fortmann, Gustavo Adolfo, MR | 1 |
1 |
| Fortmann, Marina Yurii, MS | 1 |
1 |
| IK Corp | 2 |
1 |
| Low Country Creative, LLC | 2 |
1 |
| Ningbo Eudemon Child Protective Equipment Co., Ltd. | 36 |
1 |
| Overhead Door Corporation | 319 |
1 |
| S & G Global Services Pty Limited | 2 |
1 |
| Other owners | 10 |