C11D 3/02
Inorganic compounds
Official title: Inorganic compounds {; Elemental compounds}
C11D3/02 (Inorganic compounds) appears on 4,423 US grants and 3,749 published applications in this corpus.
Search patents in C11D- Granted patents
- 4,423
- Published applications
- 3,749
- Assignees
- 1,196
- Inventors
- 8,130
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 70 | 0 |
| 1977 | 49 | 0 |
| 1978 | 60 | 0 |
| 1979 | 42 | 0 |
| 1980 | 56 | 0 |
| 1981 | 66 | 0 |
| 1982 | 38 | 0 |
| 1983 | 41 | 0 |
| 1984 | 36 | 0 |
| 1985 | 53 | 0 |
| 1986 | 48 | 0 |
| 1987 | 46 | 0 |
| 1988 | 44 | 0 |
| 1989 | 70 | 0 |
| 1990 | 45 | 0 |
| 1991 | 44 | 0 |
| 1992 | 46 | 0 |
| 1993 | 56 | 0 |
| 1994 | 56 | 0 |
| 1995 | 76 | 0 |
| 1996 | 94 | 0 |
| 1997 | 86 | 0 |
| 1998 | 158 | 0 |
| 1999 | 191 | 0 |
| 2000 | 143 | 0 |
| 2001 | 178 | 37 |
| 2002 | 177 | 144 |
| 2003 | 160 | 170 |
| 2004 | 105 | 136 |
| 2005 | 73 | 167 |
| 2006 | 76 | 145 |
| 2007 | 53 | 126 |
| 2008 | 58 | 135 |
| 2009 | 58 | 145 |
| 2010 | 77 | 141 |
| 2011 | 87 | 128 |
| 2012 | 110 | 113 |
| 2013 | 86 | 151 |
| 2014 | 114 | 121 |
| 2015 | 96 | 151 |
| 2016 | 94 | 142 |
| 2017 | 112 | 179 |
| 2018 | 89 | 191 |
| 2019 | 117 | 154 |
| 2020 | 124 | 162 |
| 2021 | 119 | 156 |
| 2022 | 120 | 150 |
| 2023 | 107 | 163 |
| 2024 | 114 | 181 |
| 2025 | 125 | 134 |
| 2026 | 80 | 127 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fabric treatment compositions with antioxidants6 Oct 2026US 12,753,365 B2The Procter & Gamble Company
- Dry-wash aerospace cleaning composition6 Oct 2026US 12,753,367 B2Henkel AG & Co. KGaA
- Cleaning compositions containing gum and methods of use therewith6 Oct 2026US 12,753,368 B2Harris Research, Inc.
- Compositions comprising bleaching catalyst, manufacturing process thereof, and bleaching and cleaning agent comprising same6 Oct 2026US 12,753,372 B2Catexel Limited
- System and method for impurity removal from cargo tanks of vessels that store and transport hydrocarbons6 Oct 2026US 12,753,373 B2Chevron U.S.A.Inc.
- Composition comprising biosurfactant and manganese8 Oct 2026US 2026/0306388 A1Evonik Operations GmbH
- Cleaning product8 Oct 2026US 2026/0308480 A1The Procter & Gamble Company
- Carbonate inhibiting composition8 Oct 2026US 2026/0308482 A1Nouryon Chemicals International B. V.
- Cleaning product8 Oct 2026US 2026/0308490 A1The Procter & Gamble Company
- Dissolvable drinkware cleaning formulation1 Oct 2026US 2026/0297455 A1Savior Products, Inc.
Most cited
By later US patents
- Method of applying nanoparticles381US 6,645,569 B2The Procter & Gamble Company · 2003
- Coating compositions for modifying surfaces330US 7,112,621 B2The Proctor & Gamble Company · 2006
- Method of hydrophilizing materials294US 6,863,933 B2The Procter & Gamble Company · 2005
- Viscoelastic surfactant fluids and related methods of use217US 6,258,859 B1Rhodia Inc. · 2001
- Mid-chain branched surfactants193US 6,020,303 AThe Procter & Gamble Company · 2000