B65D 90/10
Manholes
Official title: Manholes; Inspection openings; Covers therefor
B65D90/10 (Manholes) appears on 380 US grants and 263 published applications in this corpus.
Search patents in B65D- Granted patents
- 380
- Published applications
- 263
- Assignees
- 222
- Inventors
- 578
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 9 | 0 |
| 1986 | 7 | 0 |
| 1987 | 8 | 0 |
| 1988 | 5 | 0 |
| 1989 | 9 | 0 |
| 1990 | 8 | 0 |
| 1991 | 8 | 0 |
| 1992 | 8 | 0 |
| 1993 | 8 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 7 | 0 |
| 1997 | 7 | 0 |
| 1998 | 8 | 0 |
| 1999 | 12 | 0 |
| 2000 | 13 | 0 |
| 2001 | 6 | 1 |
| 2002 | 3 | 6 |
| 2003 | 7 | 4 |
| 2004 | 4 | 8 |
| 2005 | 7 | 11 |
| 2006 | 7 | 6 |
| 2007 | 5 | 9 |
| 2008 | 3 | 9 |
| 2009 | 1 | 3 |
| 2010 | 5 | 8 |
| 2011 | 5 | 10 |
| 2012 | 6 | 12 |
| 2013 | 7 | 10 |
| 2014 | 10 | 17 |
| 2015 | 8 | 14 |
| 2016 | 17 | 23 |
| 2017 | 25 | 28 |
| 2018 | 13 | 7 |
| 2019 | 18 | 15 |
| 2020 | 12 | 11 |
| 2021 | 14 | 12 |
| 2022 | 7 | 8 |
| 2023 | 10 | 10 |
| 2024 | 15 | 11 |
| 2025 | 7 | 6 |
| 2026 | 9 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Conical risers interconnected by radially and circumferentially deflecting latches29 Sep 2026US 12,747,091 B2Advanced Drainage Systems, Inc.
- Tank trailer with fluid collection system22 Sep 2026US 12,741,578 B2Tremcar Inc.
- Rotating ring tank attachment adapter and underground tank system8 Sep 2026US 12,729,055 B2Striem LLC
- Tailgate assembly for a roll-off container25 Aug 2026US 12,715,684 B2
- Laterally combinable multipurpose relocatable structures23 Jun 2026US 12,662,305 B2Irish Dawg Industries, LLC
- Gauge hatch with spring compressor6 Aug 2026US 2026/0225795 A1Jayco Vent Valve, Inc.
- Rotating ring tank attachment adapter and underground tank system2 Jul 2026US 2026/0184494 A1Striem LLC
- Composite thief hatch systems2 Jul 2026US 2026/0184495 A1Encino Environmental Services, LLC
- A hollow roto-moulded article12 Feb 2026US 2026/0042597 A1Omni Composite Tank Limited
- Gauge hatch with spring compressor25 Dec 2025US 2025/0388390 A1Jayco Vent Valve, Inc.
Most cited
By later US patents
- Proppant storage vessel and assembly thereof140US 8,505,780 B22013
- Proppant storage vessel and assembly thereof135US 8,827,118 B2Oren Technologies, LLC · 2014
- Bulk material shipping container133US 8,887,914 B2Arrows Up, LLC · 2014
- Liquid spill container and method of making and installing same81US 4,659,251 ADover Corporation · 1987
- Underground tank sump and piping system62US 4,639,164 AOwens-Corning Fiberglas Corporation · 1987