Durable pilling resistant nonwoven insulation
US-2024229313-A9 · Jul 11, 2024 · US
to layered webs
to layered webs · Cooperative Patent Classification (CPC)
Textile and paper production, treatment, and products.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | D04H1/593 |
| Official title | to layered webs |
| Display label | to layered webs |
| Total patents | 202 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 12 |
| 2017 | 12 |
| 2018 | 17 |
| 2019 | 20 |
| 2020 | 26 |
| 2021 | 13 |
| 2022 | 27 |
| 2023 | 27 |
| 2024 | 21 |
| 2025 | 18 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
High tenacity high modulus UHMWPE fiber and the process of making
US-10450676-B2 · Oct 22, 2019 · US
Shock Pad for Synthetic Turf and Methods for Making Same
US-2019301107-A1 · Oct 3, 2019 · US
Multilayer nanofiber sheet and adhesion method for same
US-2019282460-A1 · Sep 19, 2019 · US
Glass fibre mat and products containing glass fibre mats
US-10378135-B2 · Aug 13, 2019 · US
Process for forming a nonwoven composite
US-10294596-B2 · May 21, 2019 · US
Mineral wool binder
US-2019135688-A1 · May 9, 2019 · US
Fiber laminate and manufacturing method thereof
US-10232293-B2 · Mar 19, 2019 · US
Glass chopped strand mat, glass chopped strand mat roll, method for manufacturing glass chopped strand mat and automotive molded ceiling material
US-10196011-B2 · Feb 5, 2019 · US
Multi-ply fibrous product comprising a laminating adhesive with a dermatologically acceptable acid
US-2019021553-A1 · Jan 24, 2019 · US
Glass chopped strand mat, glass chopped strand mat roll, method for manufacturing glass chopped strand mat and automotive molded ceiling material
US-10160403-B2 · Dec 25, 2018 · US
Systems and Methods for Inspecting Absorbent Articles on A Converting Line
US-2018357756-A1 · Dec 13, 2018 · US
Systems and Methods for Inspecting Absorbent Articles on A Converting Line
US-2018353348-A1 · Dec 13, 2018 · US
Insulation for modular buildings
US-2018339491-A1 · Nov 29, 2018 · US
Sound-absorbing textile composite
US-2018268800-A1 · Sep 20, 2018 · US
Process for forming a nonwoven composite
US-2018142387-A1 · May 24, 2018 · US
Absorbent and Resilient Fibrous Structures
US-2018105993-A1 · Apr 19, 2018 · US
Fibrous Structure-Containing Articles That Exhibit Consumer Relevant Properties
US-2018105997-A1 · Apr 19, 2018 · US
Fibrous Structures Exhibiting Improved Reopenability
US-2018105998-A1 · Apr 19, 2018 · US
Absorbent and Compressible Fibrous Structures
US-2018105994-A1 · Apr 19, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D04H1/593?
- CPC D04H1/593 is the Cooperative Patent Classification code for “to layered webs.”
- How many patents are filed under CPC D04H1/593 (to layered webs)?
- Our database includes 202 publications tagged with this CPC code.
- Is patent activity under CPC D04H1/593 growing?
- Publication counts under this code: 21 in 2024 vs 18 in 2025 (latest complete years).