Apparatus for producing a bagworm silk thread, and method of producing long bagworm silk thread
US-12408643-B2 · Sep 9, 2025 · US
Obtaining silk fibres or filaments
Obtaining silk fibres or filaments · 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 | D01B7/00 |
| Official title | Obtaining silk fibres or filaments |
| Display label | Obtaining silk fibres or filaments |
| Total patents | 28 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 4 |
| 2022 | 4 |
| 2023 | 6 |
| 2024 | 5 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Apparatus for collecting bagworm silk thread and method for producing long bagworm silk thread
US-12116700-B2 · Oct 15, 2024 · US
Drying apparatus and drying method for raw silk degumming process
US-12037709-B2 · Jul 16, 2024 · US
Method for producing thread bundle of bagworm silk thread
US-12037708-B2 · Jul 16, 2024 · US
Automated process for silk fibroin extraction
US-11932968-B2 · Mar 19, 2024 · US
Apparatus for producing a bagworm silk thread, and method of producing long bagworm silk thread
US-11877567-B2 · Jan 23, 2024 · US
Method for producing long bagworm silk threads and production device therefor
US-2023416943-A1 · Dec 28, 2023 · US
Method for producing long bagworm silk threads and production device therefor
US-11814751-B2 · Nov 14, 2023 · US
Apparatus for producing a bagworm silk thread, and method of producing long bagworm silk thread
US-2023240274-A1 · Aug 3, 2023 · US
Device for collecting bagworm silk thread and method for producing long bagworm silk thread
US-2023220590-A1 · Jul 13, 2023 · US
Silk nanofibrils and uses thereof
US-11643444-B2 · May 9, 2023 · US
Long uniform recombinant protein fibers
US-2023064786-A1 · Mar 2, 2023 · US
Long uniform recombinant protein fibers
US-11447532-B2 · Sep 20, 2022 · US
Biomimetic multilayer compositions
US-11247181-B2 · Feb 15, 2022 · US
An apparatus for producing a bagworm silk thread, and method of producing long bagworm silk thread
US-2022022434-A1 · Jan 27, 2022 · US
Recombinant bagworm silk
US-11220529-B2 · Jan 11, 2022 · US
Drying apparatus and drying method for raw silk degumming process
US-2021388530-A1 · Dec 16, 2021 · US
Automated process for silk fibroin extraction
US-2021301424-A1 · Sep 30, 2021 · US
Method for producing thread bundle derived from bagworm silk threads spun on the surface of a base material
US-2021172089-A1 · Jun 10, 2021 · US
Method for producing fiber bundle of bagworm silk
US-2021161115-A1 · Jun 3, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D01B7/00?
- CPC D01B7/00 is the Cooperative Patent Classification code for “Obtaining silk fibres or filaments.”
- How many patents are filed under CPC D01B7/00 (Obtaining silk fibres or filaments)?
- Our database includes 28 publications tagged with this CPC code.
- Is patent activity under CPC D01B7/00 growing?
- Publication counts under this code: 5 in 2024 vs 1 in 2025 (latest complete years).