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B60H 1/00442

Using a vacuum

Official title: {using a vacuum}

B60H1/00442 (Using a vacuum) appears on 11 US grants and 2 published applications in this corpus.

Search patents in B60H

Granted patents: 11
Published applications: 2
Assignees: 11
Inventors: 14
Latest grant: 6 May 1997

Filings by year

B60H 1/00442: granted patents and published applications per publication year
Year	Granted patents	Published applications
1976	1	0
1977	0	0
1978	0	0
1979	0	0
1980	1	0
1981	1	0
1982	2	0
1983	0	0
1984	0	0
1985	1	0
1986	1	0
1987	2	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	1	0
1998	0	0
1999	0	0
2000	0	0
2001	0	0
2002	0	0
2003	0	0
2004	0	0
2005	0	0
2006	0	0
2007	0	0
2008	0	0
2009	0	0
2010	0	0
2011	0	0
2012	0	0
2013	0	0
2014	0	0
2015	0	0
2016	0	0
2017	0	0
2018	0	0
2019	0	1
2020	0	0
2021	0	0
2022	0	0
2023	0	0
2024	0	0
2025	0	1

By publication year. Applications have been published since 2001.

Recent patents

Pressure actuated door6 May 1997US 5,626,516 APhillips Plastics Corporation
Vacuum actuated door4 Jun 1996US 5,522,766 APhillips Plastics Corporation
Vacuum control device for the displacement of an element between at least three positions3 Nov 1987US 4,703,684 AValeo
Reduced pressure control device for moving a movable member between three positions27 Jan 1987US 4,638,723 AValeo
Vacuum control device for the displacement of an element between at least three positions23 Sep 1986US 4,612,847 AValeo

Most cited

By later US patents