Fallback authorization routing
US-11948147-B2 · Apr 2, 2024 · US
using different combinations of lines, e.g. phantom working
using different combinations of lines, e.g. phantom working · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H04L5/20 |
| Official title | using different combinations of lines, e.g. phantom working |
| Display label | using different combinations of lines, e.g. phantom working |
| Total patents | 57 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 10 |
| 2017 | 8 |
| 2018 | 10 |
| 2019 | 3 |
| 2020 | 8 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hybrid optical fiber metallic access network
US-11843416-B2 · Dec 12, 2023 · US
Fallback authorization routing
US-2022147991-A1 · May 12, 2022 · US
Fallback authorization routing
US-11263628-B2 · Mar 1, 2022 · US
Method and apparatus for transmitting data from a transmitter device to one or more receiver devices
US-11006002-B2 · May 11, 2021 · US
Method and apparatus for transmitting signals over wire connections
US-10998933-B2 · May 4, 2021 · US
Use of vectoring and time- and/or frequency—division multiple access in a multi-user connection
US-10998932-B2 · May 4, 2021 · US
Hybrid optical fiber metallic access network
US-2021091853-A1 · Mar 25, 2021 · US
Method and apparatus for transmitting signals over a wire connection
US-10819498-B2 · Oct 27, 2020 · US
Communication coexistence in overlap spectrum
US-10797752-B2 · Oct 6, 2020 · US
Communication coexistence in overlap spectrum
US-10797751-B2 · Oct 6, 2020 · US
Use of vectoring and time- and/or frequency-division multiple access in a multi-user connection
US-2020228161-A1 · Jul 16, 2020 · US
Method and apparatus for transmitting data over metallic wire pairs
US-10574292-B2 · Feb 25, 2020 · US
Method and apparatus for transmitting signals over a wire connection
US-2020028660-A1 · Jan 23, 2020 · US
Method and apparatus for transmitting data from a transmitter device to one or more receiver devices
US-2020028972-A1 · Jan 23, 2020 · US
Method and apparatus for transmitting signals over wire connections
US-2020021331-A1 · Jan 16, 2020 · US
Method and apparatus for transmitting data over metallic wire pairs
US-2019222257-A1 · Jul 18, 2019 · US
Communication coexistence in overlap spectrum
US-2019158141-A1 · May 23, 2019 · US
Communication coexistence in overlap spectrum
US-2019158140-A1 · May 23, 2019 · US
Method for transmitting a USB signal and USB transmission system
US-10162791-B2 · Dec 25, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H04L5/20?
- CPC H04L5/20 is the Cooperative Patent Classification code for “using different combinations of lines, e.g. phantom working.”
- How many patents are filed under CPC H04L5/20 (using different combinations of lines, e.g. phantom working)?
- Our database includes 57 publications tagged with this CPC code.
- Is patent activity under CPC H04L5/20 growing?
- Publication counts under this code: 1 in 2023 vs 1 in 2024 (latest complete years).