C08K 5/109
Of carbonic acid
Official title: of carbonic acid {, e.g. R-O-C(=O)-O-R}
C08K5/109 (Of carbonic acid) appears on 102 US grants and 81 published applications in this corpus.
Search patents in C08K- Granted patents
- 102
- Published applications
- 81
- Assignees
- 86
- Inventors
- 333
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 2 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 4 |
| 2004 | 1 | 5 |
| 2005 | 4 | 2 |
| 2006 | 3 | 0 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 3 |
| 2011 | 2 | 2 |
| 2012 | 1 | 6 |
| 2013 | 1 | 4 |
| 2014 | 3 | 2 |
| 2015 | 3 | 4 |
| 2016 | 2 | 3 |
| 2017 | 1 | 3 |
| 2018 | 3 | 7 |
| 2019 | 2 | 6 |
| 2020 | 5 | 3 |
| 2021 | 5 | 4 |
| 2022 | 1 | 5 |
| 2023 | 1 | 4 |
| 2024 | 2 | 2 |
| 2025 | 2 | 5 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Thermoplastic polyurethane based polymeric electrolyte composition6 Oct 2026US 12,753,268 B2Huntsman International LLC
- Copolymer for polymer electrolyte, and gel polymer electrolyte and lithium secondary battery which include the same14 Jul 2026US 12,679,918 B2LG Energy Solution, Ltd.
- Preparation method of super absorbent polymer24 Mar 2026US 12,583,980 B2LG Chem.Ltd.
- Super absorbent polymer and preparation method thereof16 Dec 2025US 12,496,570 B2LG Chem.Ltd.
- Copolymer for polymer electrolyte, and gel polymer electrolyte and lithium secondary battery which include the same29 Jul 2025US 12,374,719 B2LG Energy Solution, Ltd.
- Transparent dielectric heater composition and transparent dielectric heater23 Jul 2026US 2026/0214759 A1Korea University of Technology and Education Industry-University Cooperation Foundation
- Mouldable compositions18 Jun 2026US 2026/0167770 A1Delta of Sweden AB
- Polycarbonate resin and resin composition containing same19 Mar 2026US 2026/0078216 A1Mitsubishi Gas Chemical Company, Inc.
- Leading edge protection (lep) coating composition and uses thereof9 Oct 2025US 2025/0313714 A1Aerox Advanced Polymers, Sl
- Modified polyphenylene ether resin foamed sheet21 Aug 2025US 2025/0263528 A1Furukawa Electric Co., Ltd.
Most cited
By later US patents
- Spray polyurea elastomers containing organic carbonates to improve processing characteristics37US 5,442,034 AHuntsman Corporation · 1995
- Method for the preparation of semi-rigid polyurethane modified polyurea foam compositions35US 4,568,702 AAtlantic Richfield Company · 1986
- Diethylene glycol bis(allyl carbonate) compositions containing crosslinkable copolymers31US 4,217,433 APennwalt Corporation · 1980
- Polycarbonate composition, write once read many optical disc substrate and write once read many optical disc using same and process for production of write once read many optical disc30US 6,875,491 B2Mitsubishi Chemical Corporation · 2005
- Fluoroelastomer composition with organo-onium and blocked-carbonate compounds29US 5,929,169 ADyneon LLC · 1999