E02D 2300/0031
In cast iron form
Official title: in cast iron form
E02D2300/0031 (In cast iron form) appears on 7 US grants and 7 published applications in this corpus.
Search patents in E02D- Granted patents
- 7
- Published applications
- 7
- Assignees
- 8
- Inventors
- 17
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 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 | 3 |
| 2018 | 1 | 0 |
| 2019 | 2 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus for ending a tubular pile foundation12 Aug 2025US 12,385,206 B2Tiroler Rohre GmbH
- Tip for a foundation pile5 May 2020US 10,640,946 B2Proferro NV
- Support structure of a cover1 Oct 2019US 10,428,488 B2Aco Severin Ahlmann GmbH & Co.KG
- Closure systems, debris caps, holder devices, and related technologies9 Jul 2019US 10,344,447 B2TiteLids, Inc.
- Locakable manhole covers and methods for locking a manhole cover10 Apr 2018US 9,938,686 B2Utility Designs of New York LLC
- Apparatus for ending a tubular pile foundation5 Oct 2023US 2023/0313482 A1Tiroler Rohre GmbH
- Frame positioning device for positioning a frame over an inlet of a catch basin or manhole and method for positioning the same11 Apr 2019US 2019/0106857 A1Canada Pipe Company ULC
- Tip for a foundation pile7 Mar 2019US 2019/0071835 A1Proferro NV
- Closure systems, debris caps, holder devices, and related technologies16 Nov 2017US 2017/0328024 A1TiteLids, Inc.
- Locakable manhole covers and methods for locking a manhole cover10 Aug 2017US 2017/0226714 A1Utility Designs of New York LLC
Most cited
By later US patents
- Closure systems, debris caps, holder devices, and related technologies9US 10,344,447 B2TiteLids, Inc. · 2019
- Parabolic cover for manhole9US 5,911,537 A1999
- Support structure of a cover1US 10,428,488 B2Aco Severin Ahlmann GmbH & Co.KG · 2019
- Locakable manhole covers and methods for locking a manhole cover1US 9,938,686 B2Utility Designs of New York LLC · 2018