Patents
US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 2026
12 patents granted to the 3 names below, as the owner printed on each patent when it was granted. A later sale, a lapse or an expiry is not read, so this is what was granted to Essential Utilities, Inc.’s names, not what it holds today.
Patents granted
12
12 utility, 1976 to Dec 31, 2025
Granted in 2025
none
in the last year the record reads
Applications published
10
2 of them in 2025
Names they are printed under
3
a subsidiary, a former name
By yearGrantedApplications published
'76'77'79'08'10'11'14'17'19'22'25
Each pair is one calendar year. Applications are published about eighteen months after filing, so the newest years read low.
Under which name3 counted
Aqua Resources Corporation a subsidiary
US, as the owner printed on each patent
5 publishedPhiladelphia Suburban Corporation a former name
US, as the owner printed on each patent
0 publishedAqua Resources Corporation a subsidiary
named as the applicant on its applications, in US. 1 more under the same name are not counted (printed in AR)
5 publishedNames not counted (1)
Aqua Resources, Inc.
Most of its patents print AR; this name counts in US. 1 granted and 0 published under it are not counted.
Newest grantseach row opens the USPTO’s own copy
| Granted | Patent | Title | Field | Owner as printed |
|---|
| Apr 30, 2019 | 10,273,163 | Nanoplatelet metal oxides | Materials, metallurgy | Aqua Resources Corporation |
| Mar 28, 2017 | 9,604,854 | Nanoplatelet metal oxides | Materials, metallurgy | Aqua Resources Corporation |
| Sep 2, 2014 | 8,822,030 | Nanoplatelet metal hydroxides and methods of preparing same | Materials, metallurgy | Aqua Resources Corporation |
| Feb 22, 2011 | 7,892,447 | Nanoplatelet metal hydroxides and methods of preparing same | Materials, metallurgy | Aqua Resources Corporation |
| Jun 15, 2010 | 7,736,485 | Nanoplatelet magnesium hydroxides and methods of preparing same | Materials, metallurgy | Aqua Resources Corporation |
| Apr 17, 1979 | 4,149,599 | Fighting fire | Machine tools | Philadelphia Suburban Corporation |
| Nov 29, 1977 | 4,060,489 | Fire fighting with thixotropic foam | Environmental technology | Philadelphia Suburban Corporation |
| Nov 29, 1977 | 4,060,132 | Fire fighting with thixotropic foam | Machine tools | Philadelphia Suburban Corporation |
| Jul 26, 1977 | 4,038,195 | Fire fighting compositions | Machine tools | Philadelphia Suburban Corporation |
| Jan 25, 1977 | 4,004,708 | Fire-responsive tank top | Handling | Philadelphia Suburban Corporation |
Newest applications publishedan application is a clue, never a plan
| Published | Application | Title | Field | Owner as printed |
|---|
| Oct 2, 2025 | 2025/0302051 | COMPOSITIONS WITH NANOPLATELET OXIDES OR HYDROXIDES AND METHODS OF PREPARING AND USING SAME | Basic materials chemistry | Aqua Resources Corporation |
| Sep 4, 2025 | 2025/0275533 | HYDROXIDES MONOLAYER NANOPLATELET AND METHODS OF PREPARING SAME | Basic materials chemistry | Aqua Resources Corporation |
| Jul 21, 2022 | 2022/0225610 | HYDROXIDES MONOLAYER NANOPLATELET AND METHODS OF PREPARING SAME | Basic materials chemistry | Aqua Resources Corporation |
| Jun 8, 2017 | 2017/0158524 | NANOPLATELET METAL OXIDES | Materials, metallurgy | Aqua Resources Corporation · patent 10,273,163 granted from it |
| Nov 27, 2014 | 2014/0349116 | NANOPLATELET METAL HYDROXIDES AND METHODS OF PREPARING SAME | Materials, metallurgy | Aqua Resources Corporation · patent 9,604,854 granted from it |
| Jun 16, 2011 | 2011/0143139 | NANOPLATELET METAL HYDROXIDES AND METHODS OF PREPARING SAME | Materials, metallurgy | Aqua Resources Corporation · patent 8,822,030 granted from it |
| Jul 17, 2008 | 2008/0171203 | NANOPLATELET NICKEL HYDROXIDES AND METHODS OF PREPARING SAME | Materials, metallurgy | Aqua Resources Corporation |
| Jul 17, 2008 | 2008/0171158 | NANOPLATELET COPPER HYDROXIDES AND METHODS OF PREPARING SAME | Materials, metallurgy | Aqua Resources Corporation |
| Jul 17, 2008 | 2008/0169201 | NANOPLATELET MAGNESIUM HYDROXIDES AND METHODS OF PREPARING SAME | Materials, metallurgy | Aqua Resources Corporation · patent 7,736,485 granted from it |
| Mar 6, 2008 | 2008/0054221 | NANOPLATELET METAL HYDROXIDES AND METHODS OF PREPARING SAME | Materials, metallurgy | Aqua Resources Corporation · patent 7,892,447 granted from it |
What it applied for, 2024 to 2025: Basic materials chemistry 2.
A patent is counted where the owner printed on it when it was granted carries the company’s own name, a former name, the name of a subsidiary its annual report lists, or its own name with a patent-holding phrase (Technology Licensing, Intellectual Property and the like), once the legal form, case and punctuation are set aside, and prints a country that name counts in. PatentsView’s data are published under the Creative Commons Attribution 4.0 licence. Source: PatentsView's granted patents and pre-grant publications, disambiguated, from the USPTO's Open Data Portal, through Dec 31, 2025, read Oct 27, 2026.