Water Bottle With a Filter Structure and a Method Therefor
US-2020392016-A1 · Dec 17, 2020 · US
using small portable filters for producing potable water, e.g. personal travel or emergency equipment, survival kits, combat gear (C02F1/003 takes precedence)
using small portable filters for producing potable water, e.g. personal travel or emergency equipment, survival kits, combat gear (C02F1/003 takes precedence) · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C02F1/002 |
| Official title | {using small portable filters for producing potable water, e.g. personal travel or emergency equipment, survival kits, combat gear (C02F1/003 takes precedence)} |
| Display label | using small portable filters for producing potable water, e.g. personal travel or emergency equipment, survival kits, combat gear (C02F1/003 takes precedence) |
| Total patents | 93 |
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 | 8 |
| 2016 | 7 |
| 2017 | 14 |
| 2018 | 10 |
| 2019 | 9 |
| 2020 | 14 |
| 2021 | 11 |
| 2022 | 9 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Media purification devices having integral flow controllers
US-10829396-B2 · Nov 10, 2020 · US
Portable filter
US-2020337486-A1 · Oct 29, 2020 · US
Method and apparatus for reservoir free and ventless water filtering
US-10752516-B2 · Aug 25, 2020 · US
Filter assembly for filter as you pour filtration
US-10654725-B2 · May 19, 2020 · US
Portable water purifier
US-2020148564-A1 · May 14, 2020 · US
Drinkable water purification device
US-2020109071-A1 · Apr 9, 2020 · US
Container For Filter-As-You-Pour System
US-2020087166-A1 · Mar 19, 2020 · US
Water treatment system
US-2020079658-A1 · Mar 12, 2020 · US
Method of water purification using hydrophilic and compressible aerogel as draw agent in forward osmosis
US-10576421-B2 · Mar 3, 2020 · US
Pure water systems
US-2020010338-A1 · Jan 9, 2020 · US
Drinking water purification device
US-10526219-B2 · Jan 7, 2020 · US
Wastewater filtration system
US-10513450-B2 · Dec 24, 2019 · US
Container for filter-as-you-pour system
US-10479697-B2 · Nov 19, 2019 · US
Filter assembly with locking cover
US-10414671-B2 · Sep 17, 2019 · US
Flexible container for concentrated product
US-10376449-B2 · Aug 13, 2019 · US
Harvesting and purification of water from a vehicle
US-2019217975-A1 · Jul 18, 2019 · US
Method and apparatus for reservoir free and ventless water filtering
US-2019144300-A1 · May 16, 2019 · US
Purification device
US-2019060801-A1 · Feb 28, 2019 · US
Portable liquid measuring and filtering device
US-2019054462-A1 · Feb 21, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C02F1/002?
- CPC C02F1/002 is the Cooperative Patent Classification code for “using small portable filters for producing potable water, e.g. personal travel or emergency equipment, survival kits, combat gear (C02F1/003 takes precedence).”
- How many patents are filed under CPC C02F1/002 (using small portable filters for producing potable water, e.g. personal travel or emergency equipment, survival kits, combat gear (C02F1/003 takes precedence))?
- Our database includes 93 publications tagged with this CPC code.
- Is patent activity under CPC C02F1/002 growing?
- Publication counts under this code: 3 in 2024 vs 4 in 2025 (latest complete years).