- All sections
- B - Performing operations; transporting
- B43L - Articles for writing or drawing upon; accessories for writing or drawing
- B43L 7/027 - Plural non-adjustable straightedges fixed at right angles
Patent holdings for IPC class B43L 7/027
Total number of patents in this class: 28
10-year publication summary
|
4
|
4
|
1
|
2
|
4
|
7
|
3
|
8
|
12
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Apex Brands, Inc. | 820 |
7 |
| Black & Decker, Inc. | 2402 |
1 |
| Big Bear Estates LLC | 10 |
1 |
| Chappell Universal Square & Rule Co. LLC | 2 |
1 |
| Edgeline Holdings, LLC | 1 |
1 |
| Germans Boada, S.A. | 129 |
1 |
| JB Builders LLC | 1 |
1 |
| Johnson Level & Tool Mfg. Co., Inc. | 79 |
1 |
| Milwaukee Electric Tool Corporation | 3572 |
1 |
| Spellbinders Paper Arts Company, LLC | 27 |
1 |
| Swanson Tool Co., Inc. | 69 |
1 |
| Woodpeckers LLC, DBA Peck Away Billing | 182 |
1 |
| Varney Tools, LLC | 4 |
1 |
| UK Industrial Tapes Ltd | 2 |
1 |
| New Leaf Stitches, LLC | 1 |
1 |
| Zhongshan Baoyi Metal & Plastic Products Co., Ltd. | 5 |
1 |
| Wolf Innovations LLC | 2 |
1 |
| Jessem Tool Corporation | 24 |
1 |
| Calidad Tools, LLC | 4 |
1 |
| Chappell, Steve K. | 1 |
1 |
| Other owners | 2 |