Alkoxysilane- and allophanate-functionalized coating materials
US-2017369631-A1 · Dec 28, 2017 · US
Polyhydroxy compounds
Polyhydroxy 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 | C08G18/3203 |
| Official title | {Polyhydroxy compounds} |
| Display label | Polyhydroxy compounds |
| Total patents | 350 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 27 |
| 2016 | 23 |
| 2017 | 32 |
| 2018 | 32 |
| 2019 | 32 |
| 2020 | 48 |
| 2021 | 32 |
| 2022 | 47 |
| 2023 | 29 |
| 2024 | 25 |
| 2025 | 19 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Shape memory polymers
US-2017362372-A1 · Dec 21, 2017 · US
Coreactive Materials and Methods for Three-Dimensional Printing
US-2017355865-A1 · Dec 14, 2017 · US
Polyurethanes
US-9815939-B2 · Nov 14, 2017 · US
Low free mdi prepolymers for rotational casting
US-2017130095-A1 · May 11, 2017 · US
Alkoxylated Bio-Oil Polyol Compositions
US-2017121458-A1 · May 4, 2017 · US
Adhesive tape for protecting surfaces
US-2017121568-A1 · May 4, 2017 · US
Back sheet, method of manufacturing the same, solar cell module using the same and method of manufacturing solar cell
US-2017125615-A1 · May 4, 2017 · US
Polyurethanes, articles and coatings prepared therefrom and methods of making the same
US-9598527-B2 · Mar 21, 2017 · US
Polyurethane urea-containing compositions and optical articles and methods for preparing them
US-9568643-B2 · Feb 14, 2017 · US
Rigid polyurethane foam and system and method for making the same
US-9527976-B2 · Dec 27, 2016 · US
Biocompatible, biodegradable polyurethane materials with controlled hydrophobic to hydrophilic ratio
US-9511173-B2 · Dec 6, 2016 · US
Reactive amine catalysts for polyurethane applications
US-2016347901-A1 · Dec 1, 2016 · US
Amines suitable for use in the manufacture of polyurethanes
US-9505895-B2 · Nov 29, 2016 · US
Method for producing latent curing agent
US-9481787-B2 · Nov 1, 2016 · US
Highly fluorescent markers for fluids or articles
US-9469717-B2 · Oct 18, 2016 · US
Process for producing polyurethane resin
US-9464154-B2 · Oct 11, 2016 · US
Spandex from high molecular weight poly (tetramethylene-co-ethyleneether) glycols
US-9441314-B2 · Sep 13, 2016 · US
Polyurethanes, Articles and Coatings Prepared Therefrom and Methods of Making the Same
US-2016215087-A1 · Jul 28, 2016 · US
Polyisocyanate Polyaddition Polyol Manufacturing Process Using Stabilizers
US-2016194431-A1 · Jul 7, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G18/3203?
- CPC C08G18/3203 is the Cooperative Patent Classification code for “Polyhydroxy compounds.”
- How many patents are filed under CPC C08G18/3203 (Polyhydroxy compounds)?
- Our database includes 350 publications tagged with this CPC code.
- Is patent activity under CPC C08G18/3203 growing?
- Publication counts under this code: 25 in 2024 vs 19 in 2025 (latest complete years).