Sigma factor modifications for biosynthetic production
US-2026015637-A1 · Jan 15, 2026 · US
Pyrimidine nucleotides
Pyrimidine nucleotides · 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 | C12P19/305 |
| Official title | {Pyrimidine nucleotides} |
| Display label | Pyrimidine nucleotides |
| Total patents | 38 |
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 | 5 |
| 2016 | 3 |
| 2017 | 7 |
| 2018 | 2 |
| 2019 | 6 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Recombinant engineered strain for de novo synthesis of cdp-choline using glucose as substrate and its preparation method and application
US-2025376690-A1 · Dec 11, 2025 · US
Oligosaccharide analytical standards
US-12152053-B2 · Nov 26, 2024 · US
Detection of hydroxymethylcytosine bases
US-12043863-B2 · Jul 23, 2024 · US
Oligosaccharide analytical standards
US-2024199675-A1 · Jun 20, 2024 · US
Oligosaccharide analytical standards
US-11780872-B2 · Oct 10, 2023 · US
Enzymatic method for preparation of UDP-GlcNAc
US-11767546-B2 · Sep 26, 2023 · US
Enzymatic method for preparation of UDP-galactose
US-11739358-B2 · Aug 29, 2023 · US
Enzymatic method for preparation of udp-galatose
US-2022389469-A1 · Dec 8, 2022 · US
Enzymatic method for preparation of udp-glcnac
US-2022380820-A1 · Dec 1, 2022 · US
Biosynthetic production of udp-rhamnose
US-2022090158-A1 · Mar 24, 2022 · US
Detection of hydroxymethylcytosine bases
US-2021371906-A1 · Dec 2, 2021 · US
Detection of hydroxymethylcytosine bases
US-11091793-B2 · Aug 17, 2021 · US
Oligosaccharide analytical standards
US-2021171562-A1 · Jun 10, 2021 · US
Method for extracting 2′,3′-cyclic nucleoside monophosphates
US-10882888-B2 · Jan 5, 2021 · US
Detection of hydroxymethylcytosine bases
US-2019316178-A1 · Oct 17, 2019 · US
Marine bacterial gene LfliZ and use
US-10351857-B2 · Jul 16, 2019 · US
Detection of hydroxymethylcytosine bases
US-10351898-B2 · Jul 16, 2019 · US
Cell-based production of nonulosonates
US-10301659-B2 · May 28, 2019 · US
Marine bacterial gene lfliz and use
US-2019048353-A1 · Feb 14, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C12P19/305?
- CPC C12P19/305 is the Cooperative Patent Classification code for “Pyrimidine nucleotides.”
- How many patents are filed under CPC C12P19/305 (Pyrimidine nucleotides)?
- Our database includes 38 publications tagged with this CPC code.
- Is patent activity under CPC C12P19/305 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).