Article carrier and blank therefor
US-2025128851-A1 · Apr 24, 2025 · US
with block bottoms
with block bottoms · 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 | B65D31/08 |
| Official title | {with block bottoms} |
| Display label | with block bottoms |
| Total patents | 48 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 6 |
| 2017 | 15 |
| 2018 | 5 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 4 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Sack for liquid and pulverulent substances comprising a soluble surface portion, method and use therewith, and use of a soluble surface portion
US-12006115-B2 · Jun 11, 2024 · US
Pouch-type bag made of paper as well as method and apparatus for producing a pouch-type bag made of paper
US-2024150083-A1 · May 9, 2024 · US
Insulated bag with handles
US-2023227210-A1 · Jul 20, 2023 · US
Insulated bag with handles
US-11628978-B2 · Apr 18, 2023 · US
Flat-bottom gusseted bag made from multi-layer sheet
US-11613410-B2 · Mar 28, 2023 · US
Valve bag and method and system for producing a valve bag
US-11401076-B2 · Aug 2, 2022 · US
Packages with raised portions
US-11299325-B2 · Apr 12, 2022 · US
Flat-bottom gusseted bag made from multi-layer sheet
US-2022089330-A1 · Mar 24, 2022 · US
Flat-bottom gusseted bag made from multi-layer sheet
US-11225360-B2 · Jan 18, 2022 · US
Square-bottomed packaging bag, packaging body, and method of manufacturing square-bottomed packaging bag
US-2021339914-A1 · Nov 4, 2021 · US
Laminate, and packaging material, packaging bag and stand-up pouch each comprising said laminate, and multi-layer substrate
US-2021023828-A1 · Jan 28, 2021 · US
Valve Bag and Method and System for Producing a Valve Bag
US-2020122893-A1 · Apr 23, 2020 · US
Insulated bag with handles
US-2020122896-A1 · Apr 23, 2020 · US
Insulated bag with handles
US-10604304-B2 · Mar 31, 2020 · US
Insulated bag with handles
US-2018327172-A1 · Nov 15, 2018 · US
Stand-up plastic storage bag having at least one shift region and a cuff region
US-10040615-B2 · Aug 7, 2018 · US
Method of packing silicon and packing body
US-9988188-B2 · Jun 5, 2018 · US
Flat-bottomed gusseted bag made from multi-layer sheet
US-9963272-B2 · May 8, 2018 · US
Package with integrally formed handle and method of making the same
US-9932149-B2 · Apr 3, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65D31/08?
- CPC B65D31/08 is the Cooperative Patent Classification code for “with block bottoms.”
- How many patents are filed under CPC B65D31/08 (with block bottoms)?
- Our database includes 48 publications tagged with this CPC code.
- Is patent activity under CPC B65D31/08 growing?
- Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).