Container for discharging contents by a fixed amount including a dropper and pressurizing pump
US-12503280-B2 · Dec 23, 2025 · US
Dropper bottles
Dropper bottles · 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 | B01L3/0272 |
| Official title | {Dropper bottles} |
| Display label | Dropper bottles |
| Total patents | 39 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 4 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 5 |
| 2022 | 4 |
| 2023 | 4 |
| 2024 | 3 |
| 2025 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dropper cap
US-2025289630-A1 · Sep 18, 2025 · US
Container for providing reagents
US-D1089700-S · Aug 19, 2025 · US
Dripping container cover
US-12252296-B2 · Mar 18, 2025 · US
Cosmetic container
US-12225996-B2 · Feb 18, 2025 · US
Biological testing kits and methods for using and making the same
US-2025050343-A1 · Feb 13, 2025 · US
Apparatus and process for performing lateral flow tests
US-2025044313-A1 · Feb 6, 2025 · US
Methods for microbial source tracking using microfluidic analtyical devices
US-2024401103-A1 · Dec 5, 2024 · US
Devices, systems, kits, and methods for on-farm detection of contamination
US-2024392342-A1 · Nov 28, 2024 · US
Container for discharging contents
US-2024092542-A1 · Mar 21, 2024 · US
Contents container
US-11820561-B2 · Nov 21, 2023 · US
Contents container
US-2023079495-A1 · Mar 16, 2023 · US
Dripping container cover
US-2023059576-A1 · Feb 23, 2023 · US
Cosmetic container
US-2023022261-A1 · Jan 26, 2023 · US
Contents container
US-11530078-B2 · Dec 20, 2022 · US
Contents container
US-2022212842-A1 · Jul 7, 2022 · US
Nozzle and dispensing container
US-11318484-B2 · May 3, 2022 · US
Fluid product dispenser
US-11219909-B2 · Jan 11, 2022 · US
Container for providing reagents
US-D901717-S · Nov 10, 2020 · US
Container for providing reagents
US-D901716-S · Nov 10, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01L3/0272?
- CPC B01L3/0272 is the Cooperative Patent Classification code for “Dropper bottles.”
- How many patents are filed under CPC B01L3/0272 (Dropper bottles)?
- Our database includes 39 publications tagged with this CPC code.
- Is patent activity under CPC B01L3/0272 growing?
- Publication counts under this code: 3 in 2024 vs 7 in 2025 (latest complete years).