Patents
US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 2026
10 patents granted to the 5 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 Onterris, Inc.’s names, not what it holds today.
Patents granted
10
10 utility, 1976 to Dec 31, 2025
Granted in 2025
2
Against 1 in 2024 and none in 2023
Applications published
22
4 of them in 2025
Names they are printed under
5
a subsidiary
By yearGrantedApplications published
'10'17'18'19'20'21'22'23'24'25
Each pair is one calendar year. Applications are published about eighteen months after filing, so the newest years read low.
What they are aboutgrants since 2021
Chemical engineering5
Environmental technology2
Medical technology1
The main technology area of each patent, in the World Intellectual Property Organization’s 35 fields.
Under which name5 counted
Emerging Compounds Treatment Technologies, Inc. a subsidiary
named as the applicant on its applications, in US
18 publishedEmerging Compounds Treatment Technologies, Inc. a subsidiary
US, as the owner printed on each patent
2 publishedENVIRONMENTAL STANDARDS, INC. a subsidiary
US, as the owner printed on each patent
1 publishedEnthalpy Analytical, LLC a subsidiary
named as the applicant on its applications, in US
1 publishedTHE CENTER FOR TOXICOLOGY AND ENVIRONMENTAL HEALTH, LLC a subsidiary
US, as the owner printed on each patent
0 published
Newest grantseach row opens the USPTO’s own copy
| Granted | Patent | Title | Field | Owner as printed |
|---|
| Mar 4, 2025 | 12,240,771 | System and method for separating competing anions from per- and polyfluoroalkyl substances (PFAS) in a flow of water | Chemical engineering | Emerging Compounds Treatment Technologies, Inc. |
| Jan 14, 2025 | 12,195,364 | System and method for removing long-chain and short-chain per- and polyfluoroalkyl substances (PFAS) from contaminated water | Chemical engineering | Emerging Compounds Treatment Technologies, Inc. |
| May 14, 2024 | 11,980,840 | System and method for enhancing adsorption of contaminated vapors to increase treatment capacity of a regenerable, synthetic adsorptive media | Environmental technology | Emerging Compounds Treatment Technologies, Inc. |
| Jun 28, 2022 | 11,369,208 | Protective canopy for bed | Medical technology | THE CENTER FOR TOXICOLOGY AND ENVIRONMENTAL HEALTH, LLC |
| Jun 21, 2022 | 11,364,464 | System and method for enhancing adsorption of contaminated vapors to increase treatment capacity of a regenerable, synthetic adsorptive media | Environmental technology | Emerging Compounds Treatment Technologies, Inc. |
| Nov 16, 2021 | 11,174,175 | Sustainable system and method for removing and concentrating per- and polyfluoroalkyl substances (PFAS) from water | Chemical engineering | Emerging Compounds Treatment Technologies, Inc. |
| Jun 8, 2021 | 11,027,988 | Sustainable system and method for removing and concentrating per- and polyfluoroalkyl substances (PFAS) from water | Chemical engineering | Emerging Compounds Treatment Technologies, Inc. |
| Feb 9, 2021 | 10,913,668 | Sustainable system and method for removing and concentrating per- and polyfluoroalkyl substances (PFAS) from water | Chemical engineering | Emerging Compounds Treatment Technologies, Inc. |
| Jun 30, 2020 | 10,695,709 | System and method for enhancing adsorption of contaminated vapors to increase treatment capacity of a regenerable, synthetic adsorptive media | Environmental technology | Emerging Compounds Treatment Technologies, Inc. |
| May 14, 2019 | 10,287,185 | Sustainable system and method for removing and concentrating per- and polyfluoroalkyl substances (PFAS) from water | Chemical engineering | Emerging Compounds Treatment Technologies, Inc. |
Newest applications publishedan application is a clue, never a plan
| Published | Application | Title | Field | Owner as printed |
|---|
| Oct 30, 2025 | 2025/0333340 | GRANULAR ACTIVATED CARBON (GAC) REACTIVATION WASTE PRODUCT ENHANCED ACTIVATED SLUDGE SYSTEM FOR REMOVING PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) FROM A FLOW OF WASTEWATER AND/OR LANDFILL LEACHATE | Environmental technology | Emerging Compounds Treatment Technologies, Inc. |
| Mar 27, 2025 | 2025/0100905 | A Sustainable System and Method for Removing and Concentrating Per- And Polyfluoroalkyl Substances (PFAS) From Water | Chemical engineering | Emerging Compounds Treatment Technologies, Inc. |
| Mar 13, 2025 | 2025/0085183 | REUSABLE MODIFIED HELIUM SHROUD SOIL VAPOR SAMPLING SYSTEM WITH AN IN-LINE HELIUM DETECTOR | Measurement | Enthalpy Analytical, LLC |
| Feb 13, 2025 | 2025/0051204 | MODIFIED MEMBRANE BIOREACTOR(MBR) SYSTEM AND METHOD FOR REMOVING PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) FROM A FLOW OF WASTEWATER AND/OR LANDFILL LEACHATE | Environmental technology | Emerging Compounds Treatment Technologies, Inc. |
| Nov 7, 2024 | 2024/0368003 | SYSTEM AND METHOD FOR SEPARATING COMPETING ANIONS FROM PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) IN A FLOW OF WATER | Chemical engineering | Emerging Compounds Treatment Technologies, Inc. |
| Oct 31, 2024 | 2024/0360008 | SYSTEM FOR REMOVING PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) FROM A SOLUTION HAVING PFAS THEREIN USING FOAM FRACTIONATION | Environmental technology | Emerging Compounds Treatment Technologies, Inc. |
| Sep 5, 2024 | 2024/0293774 | SYSTEM AND METHOD FOR REMOVING CARBON DIOXIDE FROM A FLOW OF GAS HAVING CARBON DIOXIDE THEREIN | Environmental technology | Emerging Compounds Treatment Technologies, Inc. |
| Feb 15, 2024 | 2024/0050891 | SYSTEM AND METHOD FOR REMOVING CARBON DIOXIDE FROM A FLOW OF GAS HAVING CARBON DIOXIDE THEREIN | Environmental technology | Emerging Compounds Treatment Technologies, Inc. |
| Dec 14, 2023 | 2023/0399246 | SYSTEM AND METHOD FOR ENHANCING THE CAPACITY OF AN ADSORPTIVE MEDIA TO REMOVE PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) FROM A FLOW OF LIQUID CONTAMINATED WITH PFAS AND AT LEAST ONE PRECURSOR | Environmental technology | Emerging Compounds Treatment Technologies, Inc. |
| Oct 6, 2022 | 2022/0315453 | SYSTEM AND METHOD FOR SEPARATING COMPETING ANIONS FROM PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) IN A FLOW OF WATER | Chemical engineering | Emerging Compounds Treatment Technologies, Inc. · patent 12,240,771 granted from it |
What it applied for, 2024 to 2025: Environmental technology 5 · Chemical engineering 2 · Measurement 1.
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.