H04Q 3/10
For pbx selectors, i.e. private branch exchange selectors
Official title: for PBX selectors, i.e. private branch exchange selectors
H04Q3/10 (For pbx selectors, i.e. private branch exchange selectors) appears on 11 US grants and 1 published applications in this corpus.
Search patents in H04Q- Granted patents
- 11
- Published applications
- 1
- Assignees
- 3
- Inventors
- 4
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2016 | 1 | 0 |
| 2017 | 2 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 2 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 2 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Identifying and processing, for priority, calls in data communications server8 Sep 2026US 12,732,579 B18x8, Inc.
- Customization of emergency notifications for communications services27 May 2025US 12,317,015 B18x8, Inc.
- Customization of emergency notifications for communications services10 Oct 2023US 11,785,363 B18x8, Inc.
- Identifying and processing, for priority, calls in data communications server21 Mar 2023US 11,611,654 B18×8, Inc.
- Customization of emergency notifications for telecommunications services4 May 2021US 10,999,651 B18x8, Inc.
Most cited
By later US patents
- Identifying and processing of unreturned calls in IPBX36US 9,432,519 B18x8, Inc. · 2016
- Customization of emergency notifications for telecommunications services4US 10,547,916 B18x8, Inc. · 2020
- Customization of emergency notifications for communications services2US 11,785,363 B18x8, Inc. · 2023
- Identifying and processing of unreturned calls in IPBX2US 9,578,166 B18x8, Inc. · 2017
- Identifying and processing of unreturned calls in IPBX1US 10,057,416 B18×8, Inc. · 2018