C02F 2209/36
Biological material
Official title: Biological material, e.g. enzymes or ATP
C02F2209/36 (Biological material) appears on 174 US grants and 272 published applications in this corpus.
Search patents in C02F- Granted patents
- 174
- Published applications
- 272
- Assignees
- 195
- Inventors
- 635
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 1 |
| 2004 | 3 | 8 |
| 2005 | 2 | 5 |
| 2006 | 3 | 4 |
| 2007 | 6 | 5 |
| 2008 | 2 | 3 |
| 2009 | 1 | 5 |
| 2010 | 4 | 4 |
| 2011 | 1 | 4 |
| 2012 | 3 | 4 |
| 2013 | 5 | 5 |
| 2014 | 2 | 13 |
| 2015 | 5 | 18 |
| 2016 | 6 | 12 |
| 2017 | 8 | 10 |
| 2018 | 6 | 17 |
| 2019 | 8 | 17 |
| 2020 | 15 | 18 |
| 2021 | 12 | 22 |
| 2022 | 11 | 21 |
| 2023 | 19 | 21 |
| 2024 | 12 | 23 |
| 2025 | 16 | 14 |
| 2026 | 9 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Water quality measurement system and water quality measurement method22 Sep 2026US 12,741,889 B2Nomura Micro Science Co., Ltd.
- System and a method for changing color of pool lights11 Aug 2026US 12,705,960 B2Pentair Water Pool and Spa, Inc.
- Method of dosing biocide into a fluid system7 Jul 2026US 12,673,883 B2Grundfos Holding A/S
- Online biological monitoring in decentralized non-potable water system23 Jun 2026US 12,662,406 B2Natural Systems Utilities, LLC
- System and method for desalination of water19 May 2026US 12,629,635 B2FSubsea AS
- Septic treatment system10 Sep 2026US 2026/0265102 A1Iflo LLC
- Analysis device, analysis method, analysis program, and water treatment system20 Aug 2026US 2026/0242255 A1Yokogawa Electric Corporation
- Fermentation method for recovering carboxylic acids while reducing greenhouse gas emissions30 Jul 2026US 2026/0217580 A1Shanghai Municipal Engineering Design Institute (Group) Co., Ltd.
- Membrane treatment method, biofouling inhibition method, and endotoxin production inhibition method in water system9 Jul 2026US 2026/0193116 A1Kurita Water Industries Ltd.
- Systems and methods for providing dynamic water quality determination of a water system2 Jul 2026US 2026/0185976 A1Mettler-Toledo Thornton, Inc.
Most cited
By later US patents
- Sewage treatment process with phosphorus removal88US 6,712,970 B1Enviroquip, Inc. · 2004
- Filtration device for quantitation of microorganism contaminated liquids56US 5,979,668 APall Corporation · 1999
- Separation system and efficient capture of contaminants using magnetic nanoparticles51US 7,699,979 B2Board of Trustees of the University of Arkansas · 2010
- Implementation of microfluidic components, including molecular fractionation devices, in a microfluidic system37US 7,094,345 B2Cytonome, Inc. · 2006
- Method for quantitation of microorganism contamination of liquids29US 5,820,767 APall Corporation · 1998