Two-dimensional lc-ms/ms systems
US-2025327780-A1 · Oct 23, 2025 · US
Normal bonded phase
Normal bonded phase · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01D15/322 |
| Official title | {Normal bonded phase} |
| Display label | Normal bonded phase |
| Total patents | 46 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 5 |
| 2017 | 4 |
| 2018 | 7 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 3 |
| 2023 | 7 |
| 2024 | 3 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Two-dimensional LC-MS/MS systems
US-12292424-B2 · May 6, 2025 · US
Method for isolating and purifying neophytadiene from leaf tobacco, neophytadiene composition, non-combustion heating-type flavor inhaler, non-combustion non-heating type flavor inhaler, combustion-type flavor inhaler and methods for producing same
US-2025064103-A1 · Feb 27, 2025 · US
Chromatographic materials for the separation of unsaturated molecules
US-12083498-B2 · Sep 10, 2024 · US
Chromatographic materials
US-2024293799-A1 · Sep 5, 2024 · US
Chromatographic materials
US-11992824-B2 · May 28, 2024 · US
Improvements in liquid chromatography substrates
US-2023356185-A1 · Nov 9, 2023 · US
System and method for collecting and isolating radiosotopes
US-11798702-B2 · Oct 24, 2023 · US
Chromatographic columns and separation devices comprising a superficially porous material; and use thereof for supercritical fluid chromatography and other chromatography
US-2023173406-A1 · Jun 8, 2023 · US
Mogrosides and use thereof
US-2023127534-A1 · Apr 27, 2023 · US
PSA-functionalized sol-gel sorbent materials and methods of preparation
US-11628418-B1 · Apr 18, 2023 · US
Chromatographic columns and separation devices comprising a superficially porous material; and use thereof for supercritical fluid chromatography and other chromatography
US-11577179-B2 · Feb 14, 2023 · US
Separation media and purification methods for nucleotides and nucleotide components using the same
US-2023028254-A1 · Jan 26, 2023 · US
Hybrid material for chromatographic separations comprising a superficially porous core and a surrounding material
US-11439977-B2 · Sep 13, 2022 · US
Two-dimensional lc-ms/ms systems
US-2022252559-A1 · Aug 11, 2022 · US
QUANTITATIVE DETERMINATION METHOD FOR Hex4, LYSO-GM1, Fuc-GlcNAc-Asn, AND LYSO-SULFATIDE INCLUDED IN CEREBROSPINAL FLUID
US-2022178937-A1 · Jun 9, 2022 · US
Chromatographic materials
US-2021331138-A1 · Oct 28, 2021 · US
Chromatographic materials
US-11059026-B2 · Jul 13, 2021 · US
Chromatographic materials for the separation of unsaturated molecules
US-2021023531-A1 · Jan 28, 2021 · US
Chromatographic materials for the separation of unsaturated molecules
US-10744484-B2 · Aug 18, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D15/322?
- CPC B01D15/322 is the Cooperative Patent Classification code for “Normal bonded phase.”
- How many patents are filed under CPC B01D15/322 (Normal bonded phase)?
- Our database includes 46 publications tagged with this CPC code.
- Is patent activity under CPC B01D15/322 growing?
- Publication counts under this code: 3 in 2024 vs 3 in 2025 (latest complete years).