| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 3 | |
| #2 | Australia | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Hong Kong | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 | |
| #6 | Canada | 1 | |
| #7 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Nails | |
| #2 | Making screws |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bickford Charles | 10 |
| #2 | Charles Bickford | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB0206210D0 | Threaded fixing device and method | |
| HK1000383A1 | Improved fixing | |
| GB9120729D0 | Improved fixing | |
| GB9114048D0 | Improved masonry fixing |