| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 7 | |
| #2 | Austria | 2 | |
| #3 | Australia | 1 | |
| #4 | Belgium | 1 | |
| #5 | Switzerland | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | France | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | Norway | 1 | |
| #10 | United States | 1 | |
| #11 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Medical technology | |
| #3 | Machine tools | |
| #4 | Textiles and paper | |
| #5 | Machines | |
| #6 | Civil engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Birkenstock Karl | 12 |
| #2 | Karl Birkenstock | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE4424960A1 | Marking system for roadways and escape routes | |
| DE4235261A1 | Sandal or the like | |
| DE3927536A1 | Method of removing dust from grinding machine - enclosing belt in housing connected to suction fan | |
| DE3738530A1 | FOOT SOLE WITH SLOPING | |
| DE3337725A1 | Process for producing wear zones, support regions or recesses in a sole or a foot bed | |
| US4559678A | Fastening straps and articles employing fastening straps | |
| GB1285673A | Improvements in or relating to footwear |