Immunotherapy methods using anti-PD-L1 antibodies in combination with EGFR1 targeted-TGF-beta immunomodulatory fusion proteins
US-11060097-B2 · Jul 13, 2021 · US
Zinc; Zn chelators
Zinc; Zn chelators · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C12N2500/22 |
| Official title | Zinc; Zn chelators |
| Display label | Zinc; Zn chelators |
| Total patents | 116 |
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 | 12 |
| 2017 | 11 |
| 2018 | 10 |
| 2019 | 11 |
| 2020 | 10 |
| 2021 | 12 |
| 2022 | 17 |
| 2023 | 6 |
| 2024 | 8 |
| 2025 | 12 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Serum-free in vitro directed differentiation protocol for generating stem cell-derived beta cells and uses thereof
US-2020347356-A1 · Nov 5, 2020 · US
Serum-free in vitro directed differentiation protocol for generating stem cell-derived beta cells and uses thereof
US-2020347357-A1 · Nov 5, 2020 · US
Serum-free in vitro directed differentiation protocol for generating stem cell-derived beta cells and uses thereof
US-2020347355-A1 · Nov 5, 2020 · US
Media compositions for neuronal cell culture
US-2020339949-A1 · Oct 29, 2020 · US
Amplifying Beta Cell Differentiation with Small Molecules BET (Bromodomain And Extraterminal Family Of Bromodomain-Containing Proteins) Inhibitors
US-2020308548-A1 · Oct 1, 2020 · US
Cell culture methods for expressing adamts protein
US-2020308566-A1 · Oct 1, 2020 · US
Cell culture methods for expressing ADAMTS protein
US-10724024-B2 · Jul 28, 2020 · US
Serum-free in vitro directed differentiation protocol for generating stem cell-derived beta cells and uses thereof
US-2020199539-A1 · Jun 25, 2020 · US
Serum-free cell culture medium
US-2020149081-A1 · May 14, 2020 · US
Cell culture media
US-2020040301-A1 · Feb 6, 2020 · US
Targeted/immunomodulatory fusion proteins and methods for making same
US-2019367929-A1 · Dec 5, 2019 · US
Cell culture media
US-10465166-B2 · Nov 5, 2019 · US
Serum-free in vitro directed differentiation protocol for generating stem cell-derived beta cells and uses thereof
US-10443042-B2 · Oct 15, 2019 · US
Methods of controlling red blood cell production
US-2019270992-A1 · Sep 5, 2019 · US
Epidermal growth factor receptor targeted/immunomodulatory fusion proteins and methods of use for them
US-10385348-B2 · Aug 20, 2019 · US
Methods of generating t-cells from stem cells and immunotherapeutic methods using the t-cells
US-2019231817-A1 · Aug 1, 2019 · US
Targeted/immunomodulatory fusion proteins in combination with additional therapeutic agents and methods for making same
US-2019169621-A1 · Jun 6, 2019 · US
Compounded media powder formulation and method of preparation of liquid medium for cell culture
US-10227559-B2 · Mar 12, 2019 · US
Compositions and methods for culturing cells from normal human tubo-ovarian epithelium and human tubo-ovarian tumors
US-2019071634-A1 · Mar 7, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C12N2500/22?
- CPC C12N2500/22 is the Cooperative Patent Classification code for “Zinc; Zn chelators.”
- How many patents are filed under CPC C12N2500/22 (Zinc; Zn chelators)?
- Our database includes 116 publications tagged with this CPC code.
- Is patent activity under CPC C12N2500/22 growing?
- Publication counts under this code: 8 in 2024 vs 12 in 2025 (latest complete years).