C08K 3/18
Oxygen-containing compounds
Official title: Oxygen-containing compounds, e.g. metal carbonyls
C08K3/18 (Oxygen-containing compounds) appears on 10,334 US grants and 13,988 published applications in this corpus.
Search patents in C08K- Granted patents
- 10,334
- Published applications
- 13,988
- Assignees
- 4,525
- Inventors
- 30,339
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 138 | 0 |
| 1977 | 108 | 0 |
| 1978 | 142 | 0 |
| 1979 | 86 | 0 |
| 1980 | 59 | 0 |
| 1981 | 90 | 0 |
| 1982 | 50 | 0 |
| 1983 | 54 | 0 |
| 1984 | 59 | 0 |
| 1985 | 57 | 0 |
| 1986 | 54 | 0 |
| 1987 | 68 | 0 |
| 1988 | 70 | 0 |
| 1989 | 94 | 0 |
| 1990 | 76 | 0 |
| 1991 | 110 | 0 |
| 1992 | 108 | 0 |
| 1993 | 124 | 0 |
| 1994 | 95 | 0 |
| 1995 | 90 | 0 |
| 1996 | 81 | 0 |
| 1997 | 69 | 0 |
| 1998 | 87 | 0 |
| 1999 | 109 | 0 |
| 2000 | 110 | 0 |
| 2001 | 119 | 44 |
| 2002 | 118 | 135 |
| 2003 | 119 | 199 |
| 2004 | 116 | 188 |
| 2005 | 92 | 236 |
| 2006 | 92 | 216 |
| 2007 | 72 | 239 |
| 2008 | 82 | 265 |
| 2009 | 85 | 324 |
| 2010 | 156 | 385 |
| 2011 | 152 | 361 |
| 2012 | 189 | 386 |
| 2013 | 209 | 455 |
| 2014 | 309 | 588 |
| 2015 | 381 | 743 |
| 2016 | 428 | 722 |
| 2017 | 457 | 791 |
| 2018 | 505 | 874 |
| 2019 | 576 | 880 |
| 2020 | 637 | 993 |
| 2021 | 631 | 968 |
| 2022 | 538 | 953 |
| 2023 | 611 | 942 |
| 2024 | 588 | 844 |
| 2025 | 534 | 705 |
| 2026 | 350 | 552 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Low viscosity nonaqueous metal oxide particle dispersions6 Oct 2026US 12,751,911 B2Inolex Investment Corporation
- Cover coating with good adhesion on polyurethane and polyurea membranes6 Oct 2026US 12,753,267 B2Sika Technology AG
- Flame-retardant vibration isolation rubber composition and flame-retardant vibration isolation rubber member6 Oct 2026US 12,753,294 B2Sumitomo Riko Company Limited
- Systems and methods for a remote control actuator6 Oct 2026US 12,753,743 B2Trustees of Tufts College
- Ultraviolet detection material6 Oct 2026US 12,754,072 B2Shinko Electric Industries Co., Ltd.
- Superhydrophobic antifouling compositions and applications thereof8 Oct 2026US 2026/0306711 A1University of Georgia Research Foundation, Inc.
- Tire Comprising a Sidewall with at Least One High-Contrast Sidewall Element8 Oct 2026US 2026/0307434 A1Compagnie Generale Des Etablissements Michelin
- Dispersion of titanium dioxide fine particles in organic solvent, method for producing same, and use of same8 Oct 2026US 2026/0308008 A1Ishihara Sangyo Kaisha, Ltd.
- Foamable Polyurethane Composition Comprising a Fatty Amide8 Oct 2026US 2026/0308307 A1Henkel AG & Co. KGaA
- Curable polysiloxane composition with high thermal insulation performance at high temperature8 Oct 2026US 2026/0308328 A1Dow Global Technologies LLC
Most cited
By later US patents
- Pelletization of metal soap powders514US 5,997,768 ACiba Specialty Chemicals Corporation · 1999
- Electro-optic display and materials for use therein447US 7,535,624 B2E Ink Corporation · 2009
- Surgical implant and method for its production442US 3,987,499 ASybron Corporation · 1976
- Method of preparing nano-structured surface coatings and coated articles383US 7,892,606 B2Dsm IP Assets B.V. · 2011
- Antimicrobial compositions382US 4,603,152 ABaxter Travenol Laboratories, Inc. · 1986