B01J 13/16
Interfacial polymerisation
B01J13/16 (Interfacial polymerisation) appears on 426 US grants and 500 published applications in this corpus.
Search patents in B01J- Granted patents
- 426
- Published applications
- 500
- Assignees
- 232
- Inventors
- 1,085
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 7 | 0 |
| 1982 | 9 | 0 |
| 1983 | 5 | 0 |
| 1984 | 10 | 0 |
| 1985 | 9 | 0 |
| 1986 | 7 | 0 |
| 1987 | 7 | 0 |
| 1988 | 7 | 0 |
| 1989 | 5 | 0 |
| 1990 | 7 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 1 |
| 2002 | 5 | 12 |
| 2003 | 2 | 9 |
| 2004 | 6 | 18 |
| 2005 | 6 | 10 |
| 2006 | 5 | 12 |
| 2007 | 11 | 7 |
| 2008 | 2 | 10 |
| 2009 | 3 | 7 |
| 2010 | 5 | 8 |
| 2011 | 4 | 14 |
| 2012 | 3 | 12 |
| 2013 | 8 | 12 |
| 2014 | 10 | 12 |
| 2015 | 8 | 14 |
| 2016 | 11 | 11 |
| 2017 | 8 | 23 |
| 2018 | 16 | 30 |
| 2019 | 20 | 20 |
| 2020 | 20 | 27 |
| 2021 | 21 | 30 |
| 2022 | 19 | 50 |
| 2023 | 17 | 56 |
| 2024 | 15 | 47 |
| 2025 | 40 | 27 |
| 2026 | 17 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Controlled release, biodegradable core-shell microcapsule compositions4 Aug 2026US 12,698,459 B2International Flavors & Fragrances Inc.
- Biodegradable polyurea/polyurethane microcapsules23 Jun 2026US 12,661,627 B2Symrise AG
- Biodegradable microcapsules16 Jun 2026US 12,653,764 B2International Flavors & Fragrances Inc.
- Biodegradable delivery particles12 May 2026US 12,624,308 B2Encapsys, LLC
- Treatment composition with delivery particles made from acid-treated chitosan12 May 2026US 12,624,316 B2The Procter & Gamble Company
- Microcapsules comprising bio-based phase change materials8 Oct 2026US 2026/0307035 A1Dow Global Technologies LLC
- Microcapsules13 Aug 2026US 2026/0234512 A1Iberchem S.A.U.
- Polyamide microcapsules6 Aug 2026US 2026/0225059 A1Firmenich SA
- Polyamide-based microcapsules16 Jul 2026US 2026/0199201 A1
- Microcapsules for controlled release of actives agents, and use of said microcapsules in the oil and gas industry16 Jul 2026US 2026/0201243 A1Repsol, S. A.
Most cited
By later US patents
- Encapsulation of biological material667US 4,352,883 ADamon Corporation · 1982
- Functional, photochemically active, and chemically asymmetric membranes by interfacial polymerization of derivatized multifunctional prepolymers410US 4,784,736 ABend Research, Inc. · 1988
- Functional, photochemically active, and chemically asymmetric membranes by interfacial polymerization of derivatized multifunctional prepolymers370US 4,917,800 ABend Research, Inc. · 1990
- Microcapsules containing viable tissue cells318US 4,391,909 ADamon Corporation · 1983
- Encapsulation of phase change materials112US 4,708,812 AUnion Carbide Corporation · 1987