C23F 11/173
Macromolecular compounds
C23F11/173 (Macromolecular compounds) appears on 336 US grants and 267 published applications in this corpus.
Search patents in C23F- Granted patents
- 336
- Published applications
- 267
- Assignees
- 179
- Inventors
- 806
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 9 | 0 |
| 1985 | 10 | 0 |
| 1986 | 5 | 0 |
| 1987 | 10 | 0 |
| 1988 | 12 | 0 |
| 1989 | 8 | 0 |
| 1990 | 13 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 13 | 0 |
| 1995 | 2 | 0 |
| 1996 | 10 | 0 |
| 1997 | 9 | 0 |
| 1998 | 6 | 0 |
| 1999 | 9 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 0 |
| 2002 | 9 | 3 |
| 2003 | 4 | 8 |
| 2004 | 3 | 5 |
| 2005 | 1 | 7 |
| 2006 | 2 | 6 |
| 2007 | 2 | 4 |
| 2008 | 6 | 10 |
| 2009 | 1 | 10 |
| 2010 | 4 | 8 |
| 2011 | 6 | 5 |
| 2012 | 3 | 9 |
| 2013 | 6 | 9 |
| 2014 | 4 | 8 |
| 2015 | 10 | 9 |
| 2016 | 7 | 12 |
| 2017 | 7 | 6 |
| 2018 | 3 | 19 |
| 2019 | 9 | 15 |
| 2020 | 14 | 20 |
| 2021 | 13 | 18 |
| 2022 | 17 | 10 |
| 2023 | 18 | 13 |
| 2024 | 15 | 18 |
| 2025 | 8 | 13 |
| 2026 | 7 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Succinic anhydride-derived polyesters as corrosion inhibitors25 Aug 2026US 12,716,028 B2Ecolab USA Inc.
- Methods and compositions to reduce azoles and AOX corrosion inhibitors9 Jun 2026US 12,649,675 B2Bl Technologies, Inc.
- Surface-treated, transportable ISO tanks and methods of reducing deposition of a friction reducer on a surface9 Jun 2026US 12,649,806 B2Aculon, Inc.
- Landing base external corrosion inhibition using in-situ formed polyacrylamide gel14 Apr 2026US 12,601,063 B2Saudi Arabian Oil Company
- Method for applying a conversion coating with an aquous pickling composition comprising an aminophosphonic acid and a polymer24 Mar 2026US 12,584,229 B2Chemetall GmbH
- Method of improving the corrosion resistance of a metal substrate8 Oct 2026US 2026/0308797 A1PPG Industries Ohio, Inc.
- Method for preventing corrosion of metal component1 Oct 2026US 2026/0297757 A1Kurita Water Industries Ltd.
- Aqueous coating composition and method of preparing coating6 Aug 2026US 2026/0226281 A1Dow Global Technologies LLC
- Surface-treated steel sheet6 Aug 2026US 2026/0226284 A1Nippon Steel Corporation
- Anticorrosive coating composition, anticorrosive coating film, and method for producing anticorrosive coating film30 Jul 2026US 2026/0217986 A1Chugoku Marine Paints, Ltd.
Most cited
By later US patents
- Control of fine particulate flowback in subterranean wells335US 5,853,048 AHalliburton Energy Services, Inc. · 1998
- Control of fine particulate flowback in subterranean wells260US 5,775,425 AHalliburton Energy Services, Inc. · 1998
- Control of fine particulate flowback in subterranean wells215US 5,871,049 AHalliburton Energy Services.Inc. · 1999
- Functional ionene compositions and their use196US 4,075,136 ACalgon Corporation · 1978
- Functional ionene compositions and their use178US 4,166,894 ACalgon Corporation · 1979