C08K 5/549
Containing silicon in a ring
Official title: containing silicon in a ring
C08K5/549 (Containing silicon in a ring) appears on 226 US grants and 257 published applications in this corpus.
Search patents in C08K- Granted patents
- 226
- Published applications
- 257
- Assignees
- 142
- Inventors
- 670
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 2 |
| 2002 | 2 | 1 |
| 2003 | 3 | 2 |
| 2004 | 2 | 0 |
| 2005 | 0 | 9 |
| 2006 | 2 | 8 |
| 2007 | 3 | 9 |
| 2008 | 3 | 14 |
| 2009 | 9 | 7 |
| 2010 | 7 | 12 |
| 2011 | 6 | 9 |
| 2012 | 14 | 8 |
| 2013 | 5 | 19 |
| 2014 | 13 | 17 |
| 2015 | 6 | 13 |
| 2016 | 17 | 13 |
| 2017 | 11 | 14 |
| 2018 | 12 | 15 |
| 2019 | 10 | 15 |
| 2020 | 11 | 12 |
| 2021 | 8 | 8 |
| 2022 | 12 | 13 |
| 2023 | 10 | 14 |
| 2024 | 4 | 9 |
| 2025 | 8 | 8 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Thermally conductive curable composition30 Jun 2026US 12,668,698 B2Sika Technology AG
- Photochromic cyclic compound and curable composition containing the photochromic cyclic compound12 May 2026US 12,624,048 B2Tokuyama Corporation
- Curable silicone composition and cured product thereof24 Feb 2026US 12,559,628 B2Dow Silicones Corporation
- Process and composition for the production of flexible polyurethane foam3 Feb 2026US 12,540,224 B2Evonik Operations GmbH
- Addition curable silicone adhesive compositions18 Nov 2025US 12,473,474 B2Momentive Performance Materials Inc.
- Vulcanisable rubber mixture, and vulcanised material having improved rolling properties16 Jul 2026US 2026/0201152 A1Continental Reifen Deutschland GmbH
- Dispersible and biodegradable modified starch additive for reinforced polymers14 May 2026US 2026/0132226 A1
- Functionalized anti-microbial particles30 Apr 2026US 2026/0115107 A1Nobio Ltd.
- Silicone resin composition, thermally conductive sheet, and organopolysiloxane26 Mar 2026US 2026/0085187 A1Jnc Corporation
- Hard coating composition, window, and electronic device including the window12 Feb 2026US 2026/0043948 A1Samsung Display Co., Ltd.
Most cited
By later US patents
- Low consistency, one-part silicone elastomers106US 4,614,760 ADow Corning Corporation · 1986
- Process for the production of sulfur containing organosilicon compounds104US 3,997,581 ADeutsche Gold- und Silber-Scheideanstalt vormals Roessler · 1976
- Process for the production of sulfur containing organosilicon compounds58US 4,072,701 ADeutsche Gold- und Silber-Scheideanstalt vormals Roessler · 1978
- Nanostructured chemicals as alloying agents in fluorinated polymers54US 7,193,015 B12007
- Process for the production of sulfur containing organosilicon compounds53US 4,129,585 ADeutsche Gold- und Silber-Scheideanstalt vormals Roessler · 1978