A61F 6/20
Vas deferens occluders
Official title: Vas deferens occluders; Fallopian occluders
A61F6/20 (Vas deferens occluders) appears on 403 US grants and 412 published applications in this corpus.
Search patents in A61F- Granted patents
- 403
- Published applications
- 412
- Assignees
- 143
- Inventors
- 553
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 5 | 0 |
| 1980 | 8 | 0 |
| 1981 | 7 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 7 | 0 |
| 1986 | 6 | 0 |
| 1987 | 5 | 0 |
| 1988 | 1 | 0 |
| 1989 | 9 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 10 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 2 |
| 2002 | 6 | 9 |
| 2003 | 6 | 5 |
| 2004 | 11 | 14 |
| 2005 | 4 | 19 |
| 2006 | 1 | 6 |
| 2007 | 4 | 17 |
| 2008 | 2 | 21 |
| 2009 | 3 | 19 |
| 2010 | 11 | 20 |
| 2011 | 17 | 27 |
| 2012 | 21 | 29 |
| 2013 | 24 | 32 |
| 2014 | 21 | 23 |
| 2015 | 17 | 22 |
| 2016 | 18 | 18 |
| 2017 | 15 | 20 |
| 2018 | 12 | 15 |
| 2019 | 9 | 15 |
| 2020 | 12 | 17 |
| 2021 | 6 | 9 |
| 2022 | 11 | 7 |
| 2023 | 13 | 20 |
| 2024 | 14 | 11 |
| 2025 | 7 | 11 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Biomaterial compositions and methods of delivery18 Aug 2026US 12,708,554 B2Contraline, Inc.
- Apparatus for temporary male contraception4 Aug 2026US 12,697,489 B2
- Method for controlling flow of sperms in a uterine tube19 May 2026US 12,629,517 B2
- Occlusive implant compositions31 Mar 2026US 12,589,182 B2University of Virginia Patent Foundation
- Methods and devices for controlled delivery24 Mar 2026US 12,582,546 B2Femasys Inc.
- Methods and devices for controlled delivery2 Jul 2026US 2026/0183140 A1Femasys Inc.
- Systems and methods for removing a hydrogel implant from a body lumen28 May 2026US 2026/0144557 A1Contraline, Inc.
- Reversible occlusion device, system and method5 Mar 2026US 2026/0060686 A1
- Methods and systems for trans-cervical delivery of agents22 Jan 2026US 2026/0021282 A1Oregon Health & Science University
- Apparatus and method for delivery and/or removal of occlusions in the body31 Jul 2025US 2025/0241784 A1NEXT Life Sciences, Inc.
Most cited
By later US patents
- Multifunctional instrument with interchangeable operating units for performing endoscopic procedures1,016US 5,665,100 A1997
- Surgical instrument with jaws and a movable internal blade member and method for use thereof779US 5,922,001 A1999
- Endoscopic grasping instrument with scissors691US 5,797,958 A1998
- Surgical instrument with jaws and movable internal scissors and method for use thereof687US 5,984,938 A1999
- Surgical instrument with jaws and movable internal hook member for use thereof684US 5,893,863 A1999