| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 3 | |
| #2 | Germany | 3 | |
| #3 | Switzerland | 2 | |
| #4 | Australia | 1 | |
| #5 | Canada | 1 | |
| #6 | Spain | 1 | |
| #7 | France | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | Hong Kong | 1 | |
| #10 | Italy | 1 | |
| #11 | Sweden | 1 | |
| #12 | United States | 1 |
| # | Name | Total Patents |
|---|---|---|
| #1 | Burckhardt Carl | 3 |
| #2 | Nikolaiski E | 3 |
| #3 | Burckhardt C | 2 |
| Publication | Filing date | Title |
|---|---|---|
| DE2714591A1 | Asphalt road surface treatment to increase corrosion resistance - by applying abrasive particles precoated with thermosetting resin to hot surface | |
| CH616974A5 | Process and composition for coating new asphalt road surfaces | |
| CH616880A5 | Process and means for the coating of surfaces for protecting against abrasion and corrosion | |
| US3820201A | Link construction for a crystal pendant |