Woven preform for producing a circumferential or toroidal reinforcement having an omega-shaped cross-section
US-11473225-B2 · Oct 18, 2022 · US
by impregnating a preformed part, e.g. a porous lining
by impregnating a preformed part, e.g. a porous lining · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B29C44/1209 |
| Official title | {by impregnating a preformed part, e.g. a porous lining} |
| Display label | by impregnating a preformed part, e.g. a porous lining |
| Total patents | 76 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 7 |
| 2017 | 5 |
| 2018 | 13 |
| 2019 | 8 |
| 2020 | 7 |
| 2021 | 6 |
| 2022 | 6 |
| 2023 | 5 |
| 2024 | 3 |
| 2025 | 4 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Roofing membrane with protrusions
US-2022127852-A1 · Apr 28, 2022 · US
Manufacturing patterned cellulose-based film
US-2022118676-A1 · Apr 21, 2022 · US
A glossy finish sandwich composite and process for preparing the same
US-2022048226-A1 · Feb 17, 2022 · US
Composite materials
US-2021283880-A1 · Sep 16, 2021 · US
Insulative apparatus
US-11104777-B2 · Aug 31, 2021 · US
Bedding product including composite layer and method of manufacture
US-11105040-B2 · Aug 31, 2021 · US
Electric Insulation System of an Electric Motor, and Associated Manufacturing Process
US-2021242759-A1 · Aug 5, 2021 · US
Composite materials
US-11046042-B2 · Jun 29, 2021 · US
Low density microspheres
US-2021032431-A1 · Feb 4, 2021 · US
Composite materials
US-2020376799-A1 · Dec 3, 2020 · US
Low density microspheres
US-10808094-B2 · Oct 20, 2020 · US
Heat-insulating wall, and heat-insulating housing and method for producing the same
US-10781963-B2 · Sep 22, 2020 · US
Composite materials
US-10688752-B2 · Jun 23, 2020 · US
Woven preform for producing a circumferential or toroidal reinforcement having an omega-shaped cross-section
US-10655250-B2 · May 19, 2020 · US
Ferroelectric polymer electrocaloric material and preparation method thereof
US-10625473-B2 · Apr 21, 2020 · US
Heat-insulating wall, and heat-insulating housing and method for producing the same
US-2020009770-A1 · Jan 9, 2020 · US
Method for making fire-resistant foam insulation panels
US-10480183-B2 · Nov 19, 2019 · US
Heat-insulating wall, and heat-insulating housing and method for producing the same
US-10456962-B2 · Oct 29, 2019 · US
Mold, method for manufacturing molded foam body, and molded foam body
US-10391686-B2 · Aug 27, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29C44/1209?
- CPC B29C44/1209 is the Cooperative Patent Classification code for “by impregnating a preformed part, e.g. a porous lining.”
- How many patents are filed under CPC B29C44/1209 (by impregnating a preformed part, e.g. a porous lining)?
- Our database includes 76 publications tagged with this CPC code.
- Is patent activity under CPC B29C44/1209 growing?
- Publication counts under this code: 3 in 2024 vs 4 in 2025 (latest complete years).