- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 3/436 - Arrangements for screening incoming calls
Patent holdings for IPC class H04M 3/436
Total number of patents in this class: 1472
10-year publication summary
|
132
|
119
|
118
|
141
|
147
|
163
|
124
|
133
|
111
|
108
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| First Orion Corp. | 177 |
79 |
| People.ai, Inc. | 141 |
75 |
| YouMail, Inc. | 53 |
39 |
| AT&T Intellectual Property I, L.P. | 9688 |
35 |
| Pindrop Security, Inc. | 266 |
35 |
| United Services Automobile Association (USAA) | 3101 |
34 |
| International Business Machines Corporation | 61792 |
32 |
| T-Mobile USA, Inc. | 4258 |
32 |
| Capital One Services, LLC. | 9504 |
28 |
| Google LLC | 43201 |
28 |
| Samsung Electronics Co., Ltd. | 149582 |
27 |
| Microsoft Technology Licensing, LLC | 54342 |
27 |
| Global Tel*Link Corporation | 427 |
24 |
| 8x8, Inc. | 449 |
20 |
| Verizon Patent And Licensing Inc. | 7380 |
17 |
| Qualcomm Incorporated | 87986 |
15 |
| CenturyLink Intellectual Property LLC | 1264 |
15 |
| Telefonaktiebolaget LM Ericsson (publ) | 28470 |
15 |
| Huawei Technologies Co., Ltd. | 116370 |
14 |
| Hyundai Motor Company | 22926 |
14 |
| Other owners | 867 |