Photo-curable polyimide-like materials, and method of making
US-2024368392-A1 · Nov 7, 2024 · US
Preparatory processes
Preparatory processes · 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 | C08G73/1003 |
| Official title | {Preparatory processes} |
| Display label | Preparatory processes |
| Total patents | 140 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 5 |
| 2017 | 12 |
| 2018 | 13 |
| 2019 | 16 |
| 2020 | 22 |
| 2021 | 13 |
| 2022 | 13 |
| 2023 | 12 |
| 2024 | 12 |
| 2025 | 7 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polyimide film for graphite sheet, graphite sheet prepared by using the same and method for preparing graphite sheet
US-10870580-B2 · Dec 22, 2020 · US
N-annulated perylene diimide dimers with active pyrrolic N—H bonds
US-10647732-B2 · May 12, 2020 · US
Method for producing polyamide-imide film
US-2019389095-A1 · Dec 26, 2019 · US
Methods of manufacture for polyetherimide
US-2019309127-A1 · Oct 10, 2019 · US
Polyetherimide of improved color and process of preparing
US-10435511-B2 · Oct 8, 2019 · US
Preparation method of oligomer additive, oligomer additive, and lithium battery
US-2019248958-A1 · Aug 15, 2019 · US
Thermally rearranged polymer gas separation membrane having fluorinated cross-linked structure, and preparation method therefor
US-2019247784-A1 · Aug 15, 2019 · US
Polyetherimides, methods of manufacture, and articles formed therefrom
US-10377860-B2 · Aug 13, 2019 · US
Polyamic acid resin, polyamideimide film, and method for preparing the same
US-10370495-B2 · Aug 6, 2019 · US
N-Annulated Perylene Diimide Dimers with Active Pyrollic N-H Bonds
US-2019211035-A1 · Jul 11, 2019 · US
Polyimide substrate and method for preparing the same, and flexible display
US-10344182-B2 · Jul 9, 2019 · US
Method for synthesizing additive of lithium battery and cathode thereof
US-2019140282-A1 · May 9, 2019 · US
Manufacture of coils for electrotechnical components using strips of unsealed anodized aluminum
US-10236120-B2 · Mar 19, 2019 · US
Polyimide precursor solution and polyimide shaped article
US-2019071569-A1 · Mar 7, 2019 · US
Polyimide-based solution and polyimide-based film produced using same
US-2019062590-A1 · Feb 28, 2019 · US
Monomer, polymer, compensation film, optical film, and display device
US-2019031831-A1 · Jan 31, 2019 · US
High strength transparent polyamide-imide and method for preparing same
US-2019023846-A1 · Jan 24, 2019 · US
Polyamide-imide, method for preparing same, and polyamide-imide film using same
US-2019016849-A1 · Jan 17, 2019 · US
Photosensitive resin composition and method for producing cured relief pattern
US-2018373147-A1 · Dec 27, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G73/1003?
- CPC C08G73/1003 is the Cooperative Patent Classification code for “Preparatory processes.”
- How many patents are filed under CPC C08G73/1003 (Preparatory processes)?
- Our database includes 140 publications tagged with this CPC code.
- Is patent activity under CPC C08G73/1003 growing?
- Publication counts under this code: 12 in 2024 vs 7 in 2025 (latest complete years).