Polyimide film comprising omnidirectional polymer chain, method for manufacturing same, and graphite sheet manufactured using same
US-2020399427-A1 · Dec 24, 2020 · US
Macromolecular compounds
Macromolecular compounds · 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 | C04B41/83 |
| Official title | Macromolecular compounds |
| Display label | Macromolecular compounds |
| Total patents | 162 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 13 |
| 2017 | 10 |
| 2018 | 10 |
| 2019 | 14 |
| 2020 | 17 |
| 2021 | 21 |
| 2022 | 16 |
| 2023 | 24 |
| 2024 | 16 |
| 2025 | 11 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ceramic blank filled with an organic compound and with improved machining properties
US-2020368116-A1 · Nov 26, 2020 · US
Barium titanate foam ceramic/thermosetting resin composites and preparation method thereof
US-10822278-B2 · Nov 3, 2020 · US
Electronic circuit module manufacturing method and electronic circuit module
US-2020068750-A1 · Feb 27, 2020 · US
Ceramic and polymer composite, and uses thereof
US-10568205-B2 · Feb 18, 2020 · US
Ceramic resin composite body
US-10487013-B2 · Nov 26, 2019 · US
Masonry treatment composition
US-2019352237-A1 · Nov 21, 2019 · US
Method for preparing graphite sheet
US-2019270645-A1 · Sep 5, 2019 · US
Ceramic housing
US-10401911-B2 · Sep 3, 2019 · US
Ferroelectric polymer electrocaloric material and preparation method thereof
US-2019248708-A1 · Aug 15, 2019 · US
Resin-impregnated boron nitride sintered body and use for same
US-10377676-B2 · Aug 13, 2019 · US
Method for additive manufacturing porous inorganic structures and composites made therefrom
US-2019233335-A1 · Aug 1, 2019 · US
Ceramic-polymer composites obtained by cold sintering process using a reactive monomer approach
US-2019225549-A1 · Jul 25, 2019 · US
Honeycomb structure, honeycomb structure type catalyst and production methods therefor
US-2019193067-A1 · Jun 27, 2019 · US
Cellular ceramic article and method for manufacturing the same
US-10329204-B2 · Jun 25, 2019 · US
Braze material for ceramic matrix composite articles
US-2019100467-A1 · Apr 4, 2019 · US
Ceramic resin composite body
US-2019092695-A1 · Mar 28, 2019 · US
Conductive polymer composition, conductive-polymer-containing porous body and manufacturing method therefor, and solid electrolytic capacitor and manufacturing method therefor
US-2019062501-A1 · Feb 28, 2019 · US
Method of fabricating a ceramic article
US-10189219-B2 · Jan 29, 2019 · US
Plastic component comprising a carbon filler
US-2018346384-A1 · Dec 6, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C04B41/83?
- CPC C04B41/83 is the Cooperative Patent Classification code for “Macromolecular compounds.”
- How many patents are filed under CPC C04B41/83 (Macromolecular compounds)?
- Our database includes 162 publications tagged with this CPC code.
- Is patent activity under CPC C04B41/83 growing?
- Publication counts under this code: 16 in 2024 vs 11 in 2025 (latest complete years).