B03D 1/016
Macromolecular compounds
B03D1/016 (Macromolecular compounds) appears on 223 US grants and 142 published applications in this corpus.
Search patents in B03D- Granted patents
- 223
- Published applications
- 142
- Assignees
- 128
- Inventors
- 455
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 13 | 0 |
| 1982 | 9 | 0 |
| 1983 | 7 | 0 |
| 1984 | 5 | 0 |
| 1985 | 11 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 11 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 3 |
| 2004 | 2 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 4 |
| 2007 | 1 | 5 |
| 2008 | 1 | 4 |
| 2009 | 2 | 3 |
| 2010 | 0 | 4 |
| 2011 | 3 | 4 |
| 2012 | 4 | 2 |
| 2013 | 4 | 5 |
| 2014 | 8 | 18 |
| 2015 | 2 | 8 |
| 2016 | 9 | 8 |
| 2017 | 10 | 8 |
| 2018 | 11 | 9 |
| 2019 | 3 | 9 |
| 2020 | 9 | 10 |
| 2021 | 10 | 8 |
| 2022 | 5 | 7 |
| 2023 | 11 | 5 |
| 2024 | 4 | 5 |
| 2025 | 6 | 5 |
| 2026 | 0 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and compositions for pre-extractive beneficiation of ores16 Dec 2025US 12,497,671 B2Ecolab USA Inc.
- Enhanced autonomous hands-free control in electronic visual aids16 Sep 2025US 12,416,062 B2Eyedaptic, Inc.
- Cellulose-based derivatives as chemical aids for mineral enrichment in froth flotation22 Jul 2025US 12,364,992 B2Aalto University Foundation sr
- Peptide and method for using same20 May 2025US 12,303,916 B2JX Advanced Metals Corporation
- Iron chelators as activators in alkaline flotation circuits4 Mar 2025US 12,240,000 B2BASF SE
- Compositions for lithium beneficiation and methods of use20 Aug 2026US 2026/0241392 A1Ecolab USA Inc.
- Sulfur compositions for froth flotation of ores30 Jul 2026US 2026/0216736 A1Arkema Inc.
- Flotation reagent and application thereof, and method for synchronously recovering fluorite and rare earth from fluorite-type rare earth ores9 Jul 2026US 2026/0192308 A1IMUMR, Chinese Academy of Geological Sciences
- Methods and compositions for treating iron ores30 Apr 2026US 2026/0117339 A1Ecolab USA Inc.
- Ammoniated polycarbamide separation aids for mineral flotation12 Mar 2026US 2026/0070068 A1Hexion Inc.
Most cited
By later US patents
- Foaming surfactant compositions383US 4,565,647 AThe Procter & Gamble Company · 1986
- Ambient froth flotation process for the recovery of bitumen from tar sand87US 4,425,227 AGNC Energy Corporation · 1984
- Light-duty liquid detergent and shampoo compositions72US 4,663,069 AThe Procter & Gamble Company · 1987
- Foaming surfactant compositions51US 4,599,188 AThe Procter & Gamble Company · 1986
- Foaming surfactant compositions50US 4,536,317 AThe Procter & Gamble Company · 1985