C08G 18/2805
Compounds having only one group containing active hydrogen
Official title: {Compounds having only one group containing active hydrogen (vinylpolymers having terminal groups containing active hydrogen C08G18/62)}
C08G18/2805 (Compounds having only one group containing active hydrogen) appears on 2,259 US grants and 2,544 published applications in this corpus.
Search patents in C08G- Granted patents
- 2,259
- Published applications
- 2,544
- Assignees
- 776
- Inventors
- 5,808
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 14 | 0 |
| 1978 | 23 | 0 |
| 1979 | 16 | 0 |
| 1980 | 9 | 0 |
| 1981 | 15 | 0 |
| 1982 | 9 | 0 |
| 1983 | 10 | 0 |
| 1984 | 20 | 0 |
| 1985 | 16 | 0 |
| 1986 | 20 | 0 |
| 1987 | 10 | 0 |
| 1988 | 29 | 0 |
| 1989 | 17 | 0 |
| 1990 | 16 | 0 |
| 1991 | 30 | 0 |
| 1992 | 34 | 0 |
| 1993 | 33 | 0 |
| 1994 | 26 | 0 |
| 1995 | 38 | 0 |
| 1996 | 42 | 0 |
| 1997 | 28 | 0 |
| 1998 | 41 | 0 |
| 1999 | 49 | 0 |
| 2000 | 50 | 0 |
| 2001 | 42 | 10 |
| 2002 | 50 | 50 |
| 2003 | 59 | 71 |
| 2004 | 44 | 94 |
| 2005 | 35 | 85 |
| 2006 | 38 | 81 |
| 2007 | 29 | 88 |
| 2008 | 41 | 88 |
| 2009 | 29 | 104 |
| 2010 | 50 | 98 |
| 2011 | 63 | 113 |
| 2012 | 56 | 90 |
| 2013 | 64 | 91 |
| 2014 | 81 | 82 |
| 2015 | 66 | 106 |
| 2016 | 85 | 91 |
| 2017 | 84 | 104 |
| 2018 | 75 | 97 |
| 2019 | 82 | 117 |
| 2020 | 80 | 142 |
| 2021 | 78 | 170 |
| 2022 | 97 | 169 |
| 2023 | 81 | 140 |
| 2024 | 88 | 105 |
| 2025 | 99 | 96 |
| 2026 | 53 | 62 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Environmentally biodegradable compositions comprising an amino acid adduct, controlled release particles and compositions comprising same, and methods of making same1 Sep 2026US 12,723,125 B2Trucapsol LLC
- Hydrophilically modified polyisocyanates comprising silane and thioallophanate structures1 Sep 2026US 12,723,127 B2Covestro Deutschland AG
- Water-dispersible polyisocyanate, aqueous polyurethane resin composition, and article25 Aug 2026US 12,715,956 B2Mitsui Chemicals, Inc.
- Semi-crystalline two-part polyurethane adhesives from amorphous components25 Aug 2026US 12,716,019 B2Lord Corporation
- Cosmetic composition comprising an amino silicone, a non-amino silicone and a non-ionic associative polymer, and cosmetic treatment process18 Aug 2026US 12,708,600 B2L'oreal
- Method for Preparing Isocyanurate-Group-Containing Polyisocyanates3 Sep 2026US 2026/0258187 A1Covestro Deutschland AG
- Modified bio-based waterborne polyurethane, method for preparing same, and use thereof27 Aug 2026US 2026/0250452 A1Mojia (Shanghai) Biotech Co., Ltd
- Resin Particle Dispersion for Inkjet Printing27 Aug 2026US 2026/0250538 A1Agfa NV
- Solventless adhesive compositions and laminate materials prepared with the same27 Aug 2026US 2026/0250566 A1Arkema France
- Polyurethane urea and its preparation method20 Aug 2026US 2026/0242529 A1BASF SE
Most cited
By later US patents
- Surface-modifying endgroups for biomedical polymers517US 5,589,563 AThe Polymer Technology Group · 1996
- Process for preparation of slippery, tenaciously adhering, hydrophilic polyurethane hydrogel coating, coated polymer and metal substrate materials, and coated medical devices409US 6,080,488 ASchneider (USA) Inc. · 2000
- Systems for premeating molecules of predetermined molecular weight range361US 5,756,632 AThe Polymer Technology Group · 1998
- Copolymers and non-porous, semi-permeable membrane thereof and its use for permeating molecules of predetermined molecular weight range303US 5,428,123 AThe Polymer Technology Group · 1995
- Polyurethane thickeners in latex compositions173US 4,079,028 ARohm and Haas Company · 1978