Polymer and triazine compound
US-2024052103-A1 · Feb 15, 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 | C08G73/065 |
| Official title | {Preparatory processes} |
| Display label | Preparatory processes |
| Total patents | 172 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 26 |
| 2017 | 22 |
| 2018 | 17 |
| 2019 | 23 |
| 2020 | 21 |
| 2021 | 15 |
| 2022 | 11 |
| 2023 | 7 |
| 2024 | 15 |
| 2025 | 7 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Systems chemistry approach to polyhexahydrotriazine polymeric structures
US-10118993-B2 · Nov 6, 2018 · US
Formation of photochromic polyhexahydrotriazines (phts)
US-2018291262-A1 · Oct 11, 2018 · US
Porous materials and method of making porous materials
US-9884948-B2 · Feb 6, 2018 · US
Reversible aminal gel compositions, methods, and use
US-9879170-B2 · Jan 30, 2018 · US
Systems chemistry approach to polyhexahydrotriazine polymeric structures
US-9873766-B2 · Jan 23, 2018 · US
Polymers of intrinsic microporosity
US-2017369652-A1 · Dec 28, 2017 · US
Porous/nanoporous pht
US-2017362383-A1 · Dec 21, 2017 · US
Photoresponsive hexahydrotriazine polymers
US-9828467-B2 · Nov 28, 2017 · US
Reversible aminal gel compositions, methods, and use
US-2017335161-A1 · Nov 23, 2017 · US
Porous/nanoporous PHT
US-9777116-B2 · Oct 3, 2017 · US
Thermosetting resin composition and prepreg and laminated board prepared therefrom
US-2017253013-A1 · Sep 7, 2017 · US
Photoresponsive hexahydrotriazine polymers
US-2017226290-A1 · Aug 10, 2017 · US
Photoresponsive hexahydrotriazine polymers
US-2017226262-A1 · Aug 10, 2017 · US
Reversible aminal gel compositions, methods, and use
US-2017218248-A1 · Aug 3, 2017 · US
High-performance, filler-reinforced, recyclable composite materials
US-9695282-B2 · Jul 4, 2017 · US
Systems chemistry approach to polyhexahydrotriazine polymeric structures
US-2017183451-A1 · Jun 29, 2017 · US
Systems chemistry approach to polyhexahydrotriazine polymeric structures
US-2017145161-A1 · May 25, 2017 · US
High-performance, filler-reinforced, recyclable composite materials
US-2017130024-A1 · May 11, 2017 · US
Polyhemiaminal and polyhexahydrotriazine materials from 1,4 conjugate addition reactions
US-9637596-B2 · May 2, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G73/065?
- CPC C08G73/065 is the Cooperative Patent Classification code for “Preparatory processes.”
- How many patents are filed under CPC C08G73/065 (Preparatory processes)?
- Our database includes 172 publications tagged with this CPC code.
- Is patent activity under CPC C08G73/065 growing?
- Publication counts under this code: 15 in 2024 vs 7 in 2025 (latest complete years).