Machine for forming filter bags for infusion products
US-2020216205-A1 · Jul 9, 2020 · US
for immersion in the liquid {to release part or all of their contents}, e.g. tea bags
for immersion in the liquid {to release part or all of their contents}, e.g. tea bags · 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 | B65D85/808 |
| Official title | for immersion in the liquid {to release part or all of their contents}, e.g. tea bags |
| Display label | for immersion in the liquid {to release part or all of their contents}, e.g. tea bags |
| Total patents | 110 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 13 |
| 2017 | 14 |
| 2018 | 10 |
| 2019 | 11 |
| 2020 | 17 |
| 2021 | 12 |
| 2022 | 7 |
| 2023 | 5 |
| 2024 | 5 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Bioactive compositions from theacea plants and use thereof in beverages, functional foods, nutriceuticals, supplements and the like
US-10632166-B2 · Apr 28, 2020 · US
Solid and liquid textile-treating compositions
US-10550356-B2 · Feb 4, 2020 · US
Filter-bag for infusion products and method for making filter-bag
US-2019359419-A9 · Nov 28, 2019 · US
Water-soluble container and method for the production thereof
US-10486872-B2 · Nov 26, 2019 · US
Device and method for feeding and dosing filter bags with infusion or extraction products
US-10450097-B2 · Oct 22, 2019 · US
Fiber-wrapped smokeless tobacco product
US-2019297935-A1 · Oct 3, 2019 · US
Compositions comprising Cyclocarya paliurus extract and preparation method and uses thereof
US-10413580-B2 · Sep 17, 2019 · US
Product portion enrobing machines and methods
US-2019274351-A1 · Sep 12, 2019 · US
Capsule for the preparation of beverages
US-2019225412-A1 · Jul 25, 2019 · US
Multi-ingredient ephemeral beverage pod for making a beverage
US-2019193928-A1 · Jun 27, 2019 · US
Product portion enrobing machines and methods
US-10306916-B2 · Jun 4, 2019 · US
Fiber-wrapped smokeless tobacco product
US-10258076-B2 · Apr 16, 2019 · US
Machine for forming filter bags for infusion products
US-2019047781-A1 · Feb 14, 2019 · US
Detergent products, methods and manufacture
US-2018362905-A1 · Dec 20, 2018 · US
Compositions comprising Cyclocarya paliurus extract and preparation method and uses thereof
US-10111923-B2 · Oct 30, 2018 · US
Detergent products, methods and manufacture
US-10081786-B2 · Sep 25, 2018 · US
Fiber-wrapped smokeless tobacco product
US-2018199619-A1 · Jul 19, 2018 · US
Filter-bag for infusion products and method for making filter-bag
US-2018194547-A1 · Jul 12, 2018 · US
Multi-dose cleaning product and method of manufacture
US-2018127200-A1 · May 10, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65D85/808?
- CPC B65D85/808 is the Cooperative Patent Classification code for “for immersion in the liquid {to release part or all of their contents}, e.g. tea bags.”
- How many patents are filed under CPC B65D85/808 (for immersion in the liquid {to release part or all of their contents}, e.g. tea bags)?
- Our database includes 110 publications tagged with this CPC code.
- Is patent activity under CPC B65D85/808 growing?
- Publication counts under this code: 5 in 2024 vs 6 in 2025 (latest complete years).