B61D 35/00
Sanitation
B61D35/00 (Sanitation) appears on 79 US grants and 87 published applications in this corpus.
Search patents in B61D- Granted patents
- 79
- Published applications
- 87
- Assignees
- 52
- Inventors
- 200
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 0 |
| 2003 | 2 | 2 |
| 2004 | 1 | 5 |
| 2005 | 4 | 1 |
| 2006 | 2 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 3 |
| 2011 | 1 | 4 |
| 2012 | 1 | 7 |
| 2013 | 1 | 2 |
| 2014 | 3 | 4 |
| 2015 | 4 | 12 |
| 2016 | 4 | 1 |
| 2017 | 3 | 3 |
| 2018 | 3 | 6 |
| 2019 | 1 | 4 |
| 2020 | 5 | 7 |
| 2021 | 7 | 9 |
| 2022 | 5 | 3 |
| 2023 | 3 | 5 |
| 2024 | 3 | 2 |
| 2025 | 5 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Rail vehicle with fully integrated wheelchair zone7 Apr 2026US 12,594,200 B2Siemens Mobility GmbH
- Adaptable toilet systems and methods24 Mar 2026US 12,583,588 B2The Boeing Company
- Portable toilet system and mechanisms2 Dec 2025US 12,485,936 B1
- Actuation device for a public transport vehicle23 Sep 2025US 12,422,932 B2Airbus Operations GmbH
- Vehicle lavatory sink basin assembly12 Aug 2025US 12,384,541 B2Safran Cabin Inc.
- Cleaning routine for a bidet nozzle of an integrated toilet-bidet unit, and sanitary unit for a public transport vehicle8 Oct 2026US 2026/0308898 A1Siemens Mobility GmbH
- Vacuum wastewater device, vacuum wastewater device arrangement and method for removing wastewater from a wastewater reservoir using at least one vacuum wastewater device26 Feb 2026US 2026/0053305 A1Roediger Vacuum GmbH
- Expandable lavatory for full-size wheelchairs28 Aug 2025US 2025/0269963 A1B/E Aerospace, Inc.
- Adaptable toilet systems and methods17 Jul 2025US 2025/0229897 A1The Boeing Company
- Vehicle lavatory sink basin assembly12 Sep 2024US 2024/0300649 A1Safran Cabin Inc.
Most cited
By later US patents
- Vacuum flush waste disposal system for railcars32US 5,604,938 ANorcan Aircraft Corporation · 1997
- Sofa-bed-counter unit25US 6,604,471 B12003
- Human waste storage and disposal systems for railroads or the like22US 4,214,324 AMonogram Industries, Inc. · 1980
- Vacuum toilet system with odor filter22US 5,369,811 A1994
- Vacuum toilet system21US 5,245,711 AOy Wartsila Ab · 1993