D21H 17/20
Macromolecular organic compounds
D21H17/20 (Macromolecular organic compounds) appears on 3,624 US grants and 3,093 published applications in this corpus.
Search patents in D21H- Granted patents
- 3,624
- Published applications
- 3,093
- Assignees
- 1,244
- Inventors
- 6,900
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 69 | 0 |
| 1977 | 53 | 0 |
| 1978 | 56 | 0 |
| 1979 | 34 | 0 |
| 1980 | 51 | 0 |
| 1981 | 58 | 0 |
| 1982 | 38 | 0 |
| 1983 | 53 | 0 |
| 1984 | 46 | 0 |
| 1985 | 56 | 0 |
| 1986 | 51 | 0 |
| 1987 | 36 | 0 |
| 1988 | 51 | 0 |
| 1989 | 57 | 0 |
| 1990 | 51 | 0 |
| 1991 | 52 | 0 |
| 1992 | 68 | 0 |
| 1993 | 53 | 0 |
| 1994 | 53 | 0 |
| 1995 | 49 | 0 |
| 1996 | 78 | 0 |
| 1997 | 81 | 0 |
| 1998 | 81 | 0 |
| 1999 | 90 | 0 |
| 2000 | 96 | 0 |
| 2001 | 119 | 21 |
| 2002 | 97 | 90 |
| 2003 | 73 | 116 |
| 2004 | 76 | 116 |
| 2005 | 48 | 100 |
| 2006 | 44 | 124 |
| 2007 | 48 | 104 |
| 2008 | 31 | 113 |
| 2009 | 41 | 104 |
| 2010 | 74 | 146 |
| 2011 | 86 | 111 |
| 2012 | 88 | 112 |
| 2013 | 103 | 118 |
| 2014 | 110 | 125 |
| 2015 | 83 | 189 |
| 2016 | 101 | 128 |
| 2017 | 115 | 136 |
| 2018 | 104 | 118 |
| 2019 | 88 | 122 |
| 2020 | 118 | 136 |
| 2021 | 108 | 144 |
| 2022 | 95 | 119 |
| 2023 | 84 | 142 |
| 2024 | 82 | 156 |
| 2025 | 80 | 106 |
| 2026 | 67 | 97 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Low cellulosic non-wood fiber products and methods of making the same6 Oct 2026US 12,753,553 B2Archer Daniels Midland Company
- Method of preparing aldehyde-functionalized polymers29 Sep 2026US 12,747,307 B2Ecolab USA Inc.
- Moisture/oil resistant composite materials29 Sep 2026US 12,747,536 B2World Centric
- Polymer compositions and coatings22 Sep 2026US 12,742,090 B2The Penn State Research Foundation
- Barrier coating for paper and paperboard22 Sep 2026US 12,742,291 B2Stora Enso OYJ
- Paper substrate for fibrous casing substrate8 Oct 2026US 2026/0308848 A1Nippon Paper Papylia Co., Ltd.
- Use of Polyurethane Elastomers Based on or Use of Kit-Of-Parts Comprising MDI-Polyadipate Prepolymers and Polyamine Chain-Extenders in Pulp and Paper Applications, Preferably in the Manufacture of Die Cutting Pads, Anvil Covers, Rollers and Zero Crush Wheels8 Oct 2026US 2026/0308850 A1Covestro Deutschland AG
- Oil Resistant Sheet Product8 Oct 2026US 2026/0308851 A1SWM Holdco Luxembourg
- Method for manufacturing paper-making filler using mixed solution of organic fiber and inorganic compound and use thereof1 Oct 2026US 2026/0297850 A1MarinePad Co., Ltd.
- Polyimide fibre paper1 Oct 2026US 2026/0297851 A1Dupont Electronics, Inc.
Most cited
By later US patents
- End use applications of biodegradable polymers1,525US 5,444,113 AEcopol, LLC · 1995
- Diaper having a lotioned topsheet815US 5,643,588 AThe Procter & Gamble Company · 1997
- Absorbent article having a lotioned topsheet509US 5,968,025 AThe Procter & Gamble Company · 1999
- Blends of polyactic acid312US 5,216,050 ABioPak Technology, Ltd. · 1993
- Water absorbing agent285US 4,734,478 ANippon Shokubai Kagaku Kogyo Co., Ltd. · 1988