| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 8 | |
| #2 | WIPO (World Intellectual Property Organization) | 5 | |
| #3 | Australia | 2 | |
| #4 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Spraying devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wardley Mike | 4 |
| #2 | Wardley Michael | 3 |
| #3 | Tulloch Rory Mccrae | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB0029324D0 | Shoe | |
| GB0018309D0 | Casing drilling bit | |
| GB0010378D0 | Expandable apparatus for drift and reaming a borehole | |
| GB0008988D0 | Drill bit nozzle | |
| GB0007030D0 | Improved apparatus and method for drilling with casing | |
| GB0000817D0 | Torque reduction tool | |
| GB9930287D0 | Casing drilling bit | |
| GB9929000D0 | Reamer shoe | |
| CA2334741A1 | Casing drilling shoe |