F26B 11/044

The drum or receptacle having a variable outer or inner diameter in

Official title: {the drum or receptacle having a variable outer or inner diameter in axial direction, e.g. trunconical; the drum or receptacle having a polygonal or non-cylindrical shape (F26B11/0436, F26B11/049 take precedence)}

F26B11/044 (The drum or receptacle having a variable outer or inner diameter in) appears on 13 US grants and 8 published applications in this corpus.

Search patents in F26B

Granted patents: 13
Published applications: 8
Assignees: 12
Inventors: 40
Latest grant: 25 Nov 2025

Filings by year

F26B 11/044: granted patents and published applications per publication year
Year	Granted patents	Published applications
1981	1	0
1982	1	0
1983	0	0
1984	1	0
1985	0	0
1986	1	0
1987	1	0
1988	0	0
1989	0	0
1990	0	0
1991	0	0
1992	0	0
1993	0	0
1994	0	0
1995	0	0
1996	1	0
1997	0	0
1998	1	0
1999	0	0
2000	0	0
2001	0	0
2002	0	0
2003	0	0
2004	0	0
2005	1	1
2006	0	0
2007	0	0
2008	0	0
2009	0	1
2010	0	1
2011	0	4
2012	0	0
2013	3	0
2014	1	0
2015	0	0
2016	0	0
2017	0	0
2018	0	0
2019	0	0
2020	0	0
2021	0	0
2022	0	0
2023	0	0
2024	0	1
2025	1	0

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents