C09K 23/14
Derivatives of phosphoric acid
C09K23/14 (Derivatives of phosphoric acid) appears on 238 US grants and 185 published applications in this corpus.
Search patents in C09K- Granted patents
- 238
- Published applications
- 185
- Assignees
- 181
- Inventors
- 674
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 8 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 8 | 0 |
| 2001 | 11 | 4 |
| 2002 | 7 | 10 |
| 2003 | 7 | 13 |
| 2004 | 9 | 23 |
| 2005 | 6 | 15 |
| 2006 | 3 | 6 |
| 2007 | 7 | 10 |
| 2008 | 6 | 8 |
| 2009 | 2 | 6 |
| 2010 | 6 | 10 |
| 2011 | 4 | 5 |
| 2012 | 3 | 2 |
| 2013 | 6 | 4 |
| 2014 | 3 | 6 |
| 2015 | 3 | 6 |
| 2016 | 9 | 7 |
| 2017 | 4 | 7 |
| 2018 | 6 | 5 |
| 2019 | 5 | 6 |
| 2020 | 5 | 5 |
| 2021 | 1 | 8 |
| 2022 | 6 | 7 |
| 2023 | 7 | 4 |
| 2024 | 4 | 4 |
| 2025 | 2 | 1 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for preparing stable liquid emulsion forms of plant extract17 Feb 2026US 12,551,416 B2Sorse Technology Corporation
- Apparatus and a method for the preparation of a play, craft and/or toy compound15 Jul 2025US 12,357,955 B2WeCool Toys Inc.
- Ophthalmic emulsion8 Apr 2025US 12,268,779 B2Alcon Inc.
- Dispersant and composition10 Dec 2024US 12,163,086 B2Samsung Electro-Mechanics Co., Ltd.
- Phantom, method for producing same, and kit for making phantom6 Aug 2024US 12,053,747 B2Hamamatsu Photonics K.K.
- Method for preparing stable liquid emulsion forms of plant extract25 Jun 2026US 2026/0174639 A1Sorse Technology Corporation
- Apparatus and a method for the preparation of a play, craft and/or toy compound28 May 2026US 2026/0145150 A1WeCool Toys Inc.
- Composition for Wetting of Hydrophobic Soils12 Mar 2026US 2026/0071122 A1Ethox Chemicals, LLC
- Scale inhibitors and related methods11 Sep 2025US 2025/0282989 A1Lfs Chemistry Incorporated
- Use of polyethers for pigment dispersions11 Jul 2024US 2024/0228787 A1BASF SE
Most cited
By later US patents
- Nanoemulsion based on phosphoric acid fatty acid esters and its uses in the cosmetics, dermatological, pharmaceutical, and/or ophthalmological fields126US 6,274,150 B1L'oreal · 2001
- Method for making surfactant-templated, high-porosity thin films102US 6,270,846 B1Sandia Corporation · 2001
- Aqueous dispersions of lipid spheres and compositions containing the same101US 4,772,471 ASociete Anonyme dite: L'Oreal · 1988
- Amphoteric surfactants having multiple hydrophobic and hydrophilic groups92US 5,914,310 ARhodia Inc. · 1999
- Process for the production of aqueous dispersions of lipid spheres78US 5,021,200 ASociete Anonyme dite: L'Oreal · 1991