| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 5 | |
| #2 | WIPO (World Intellectual Property Organization) | 5 | |
| #3 | United States | 2 | |
| #4 | Canada | 1 | |
| #5 | Mexico | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Animal care | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Opfel William | 13 |
| #2 | William Opfel | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU2003234708A8 | Venting system for animal stall | |
| WO03086070A2 | Method and systems for disinfecting animal bedding and stalls | |
| AU2003241290A1 | Cleaning system for animal litter and bedding | |
| US6810831B1 | Animal arena surface amendment | |
| US6854421B2 | Animal litter and methods of fabricating same |