| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 4 | |
| #2 | United Kingdom | 3 | |
| #3 | WIPO (World Intellectual Property Organization) | 3 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Transferring liquids | |
| #2 | Cleaning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Simpson Kenneth Leonard | 10 |
| Publication | Filing date | Title |
|---|---|---|
| GB0518079D0 | Spear valve fitting for a keg | |
| EP1796999A1 | Valve fitting for a keg | |
| GB0418800D0 | Valve fitting for a keg | |
| WO9948801A1 | Blow-out preventing device for a spear valve |