- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 3/493 - Interactive information services, e.g. directory enquiries
Patent holdings for IPC class H04M 3/493
Total number of patents in this class: 1599
10-year publication summary
183
|
179
|
146
|
149
|
159
|
171
|
138
|
111
|
112
|
25
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Google LLC | 38759 |
91 |
Microsoft Technology Licensing, LLC | 51439 |
63 |
Genesys Telecommunications Laboratories, Inc. | 749 |
54 |
West Technology Group, LLC | 414 |
37 |
International Business Machines Corporation | 60644 |
36 |
Verizon Patent And Licensing Inc. | 6900 |
33 |
United Services Automobile Association (USAA) | 2514 |
30 |
ZTE Corporation | 39218 |
28 |
AT&T Intellectual Property I, L.P. | 9886 |
26 |
Samsung Electronics Co., Ltd. | 131630 |
22 |
Huawei Technologies Co., Ltd. | 100781 |
22 |
Avaya Inc. | 1529 |
22 |
Bank of America Corporation | 6495 |
20 |
PayPal, Inc. | 3804 |
19 |
Pindrop Security, Inc. | 209 |
19 |
[24]7.ai, Inc. | 177 |
19 |
Apple Inc. | 50209 |
18 |
Amazon Technologies, Inc. | 24422 |
17 |
FonCloud, Inc. | 33 |
16 |
Xtone, Inc. | 25 |
16 |
Other owners | 991 |