C08G 18/30
Low-molecular-weight compounds
Official title: Low-molecular-weight compounds {(C08G18/2805 takes precedence)}
C08G18/30 (Low-molecular-weight compounds) appears on 6,543 US grants and 7,248 published applications in this corpus.
Search patents in C08G- Granted patents
- 6,543
- Published applications
- 7,248
- Assignees
- 2,078
- Inventors
- 14,683
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 85 | 0 |
| 1977 | 74 | 0 |
| 1978 | 81 | 0 |
| 1979 | 79 | 0 |
| 1980 | 64 | 0 |
| 1981 | 94 | 0 |
| 1982 | 62 | 0 |
| 1983 | 66 | 0 |
| 1984 | 77 | 0 |
| 1985 | 86 | 0 |
| 1986 | 65 | 0 |
| 1987 | 80 | 0 |
| 1988 | 86 | 0 |
| 1989 | 83 | 0 |
| 1990 | 75 | 0 |
| 1991 | 84 | 0 |
| 1992 | 116 | 0 |
| 1993 | 78 | 0 |
| 1994 | 78 | 0 |
| 1995 | 49 | 0 |
| 1996 | 76 | 0 |
| 1997 | 87 | 0 |
| 1998 | 86 | 0 |
| 1999 | 95 | 0 |
| 2000 | 97 | 0 |
| 2001 | 81 | 20 |
| 2002 | 110 | 104 |
| 2003 | 116 | 152 |
| 2004 | 79 | 171 |
| 2005 | 52 | 155 |
| 2006 | 79 | 171 |
| 2007 | 56 | 176 |
| 2008 | 59 | 171 |
| 2009 | 66 | 202 |
| 2010 | 109 | 228 |
| 2011 | 110 | 204 |
| 2012 | 125 | 217 |
| 2013 | 139 | 241 |
| 2014 | 189 | 273 |
| 2015 | 201 | 339 |
| 2016 | 229 | 328 |
| 2017 | 263 | 400 |
| 2018 | 234 | 370 |
| 2019 | 284 | 458 |
| 2020 | 309 | 470 |
| 2021 | 326 | 530 |
| 2022 | 279 | 554 |
| 2023 | 315 | 404 |
| 2024 | 287 | 382 |
| 2025 | 277 | 309 |
| 2026 | 166 | 219 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cover coating with good adhesion on polyurethane and polyurea membranes6 Oct 2026US 12,753,267 B2Sika Technology AG
- Method for the production of a polyurethane sandwich element6 Oct 2026US 12,753,284 B2Covestro Deutschland AG
- Method of obtaining information on the recyclability of at least one flexible foam made at least partially of at least one polyurethane6 Oct 2026US 12,755,255 B2BASF Polyurethanes GmbH
- Polymerizable composition for optical material, optical material, and use thereof29 Sep 2026US 12,747,336 B2Mitsui Chemicals, Inc.
- Aqueous self-crosslinkable polyurethane dispersions22 Sep 2026US 12,742,035 B2BASF SE
- 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
- Method for the Production of a Thermoplastic Polyurethane Powder by Means of Precipitation Polymerisation1 Oct 2026US 2026/0297239 A1Covestro Deutschland AG
- Process for Recycling Polythiourethanes, Thio Compounds, and Use Thereof24 Sep 2026US 2026/0286086 A1Bruno Bock GmbH
- Thermosetting resin composition and method for preparing the same24 Sep 2026US 2026/0286096 A1Hyundai Motor Company
- Ophthalmic lens comprising an acrylonitrile compound24 Sep 2026US 2026/0286135 A1Essilor International
Most cited
By later US patents
- Process for preparing amide acetals1,464US 7,439,354 B2E. I. Du Pont de Nemours and Company · 2008
- At least partially resorbable reticulated elastomeric matrix elements and methods of making same952US 9,050,176 B2Biomerix Corporation · 2015
- Polyurea composition suitable for a golf ball cover525US 5,484,870 AAcushnet Company · 1996
- Crack-resistant polycarbonate urethane polymer prostheses278US 5,133,742 ACorvita Corporation · 1992
- Rim process for the production of elastic moldings234US 4,218,543 ABayer Aktiengesellschaft · 1980