C08F 6/04
Fractionation
C08F6/04 (Fractionation) appears on 76 US grants and 72 published applications in this corpus.
Search patents in C08F- Granted patents
- 76
- Published applications
- 72
- Assignees
- 57
- Inventors
- 224
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 6 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 5 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 3 |
| 2004 | 2 | 3 |
| 2005 | 2 | 4 |
| 2006 | 2 | 4 |
| 2007 | 3 | 5 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 3 | 3 |
| 2011 | 2 | 3 |
| 2012 | 4 | 1 |
| 2013 | 1 | 3 |
| 2014 | 1 | 2 |
| 2015 | 3 | 3 |
| 2016 | 3 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 5 |
| 2019 | 3 | 4 |
| 2020 | 1 | 2 |
| 2021 | 6 | 5 |
| 2022 | 2 | 4 |
| 2023 | 2 | 2 |
| 2024 | 1 | 1 |
| 2025 | 4 | 4 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fractionation for polymerized reactor effluent5 May 2026US 12,617,740 B2Chevron Phillips Chemical Company LP
- Polymer particles, thickener, and composition10 Feb 2026US 12,545,754 B2Sekisui Kasei Co., Ltd.
- Method for producing fluoropolymer9 Dec 2025US 12,492,271 B2Daikin Industries, Ltd.
- Process for separating out an effluent obtained from an oligomerization step27 May 2025US 12,312,312 B2Ifp Energies Nouvelles
- Stripping device and stripping method18 Mar 2025US 12,251,652 B2LG Chem.Ltd.
- Fractionation for Polymerized Reactor Effluent20 Aug 2026US 2026/0242312 A1Chevron Phillips Chemical Company LP
- Method and System for Imaging and Analysis of a Biological Specimen18 Jun 2026US 2026/0168894 A1The Board of Trustees of the Leland Stanford Junior University
- Method for producing fluoropolymer5 Mar 2026US 2026/0062505 A1Daikin Industries, Ltd.
- Fractionation for Polymerized Reactor Effluent14 Aug 2025US 2025/0257021 A1Chevron Phillips Chemical Company LP
- Brush material for self-assembled film26 Jun 2025US 2025/0206901 A1Nissan Chemical Corporation
Most cited
By later US patents
- Polymers of N-acryloylmorpholine activated at one end and conjugates with bioactive materials and surfaces225US 5,629,384 AConsiglio Nazionale Delle Ricerche · 1997
- Method and system for imaging and analysis of a biological specimen157US 10,495,554 B2The Board of Trustees of the Leland Stanford Junior University · 2019
- Dispersant additives and process68US 5,936,041 AExxon Chemical Patents Inc. · 1999
- Microspheric embolic materials having a dual structure of poly(vinyl acetate) core and poly(vinyl alcohol) shell and method for preparing the same68US 6,191,193 B1Korea Institute of Science and Technology · 2001
- Water soluble polymers and dispersions containing them54US 4,554,307 AAllied Colloids Limited · 1985