Permavoid Limited
Leicester, GB· latest recorded location
Permavoid Limited is named on 11 US grants and 13 published applications in this corpus. Its most frequent classification is E01C (Construction of, or surfaces for, roads, sports grounds, or the like).
- Granted patents
- 11
- Published applications
- 13
- Inventors
- 9
- Granted in 2026 so far
- 0
- Most recent grant
- 22 Nov 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 2 | 0 |
| 2015 | 0 | 4 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 2 | 2 |
| 2020 | 2 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year.
Technology areas
Share of 24 documents
- E01CConstruction of, or surfaces for, roads, sports grounds, or the like19
- A01GHorticulture5
- E03FSewers5
- A01KAnimal husbandry4
- E02DFoundations4
- E04DRoof coverings3
- Y02ATechnologies for adaptation to climate change3
- Y02BEnergy-efficient buildings3
- Y02PLow-carbon manufacturing3
- B09BDisposal of solid waste not otherwise provided for2
Recent patents
- Sports field structure and method for forming the same22 Nov 2022US 11,505,901 B2
- Sports field structure and method for forming the same24 Nov 2020US 10,844,552 B2
- Support structure with a connecting plug21 Jul 2020US 10,718,090 B2
- Cattle floor26 Mar 2019US 10,238,084 B2
- Sports field structure and method for forming the same19 Feb 2019US 10,208,434 B2
- Sports Field Structure and Method for Forming the Same4 Mar 2021US 2021/0062435 A1
- Sports Field Structure and Method for Forming the Same19 Sep 2019US 2019/0284769 A1
- Support Structure with a Connecting Plug17 Jan 2019US 2019/0017228 A1
- Sports Field Structure and Method for Forming the Same2 Feb 2017US 2017/0030026 A1
- Cattle Floor26 Nov 2015US 2015/0334980 A1
Most cited
By later US patents