| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 3 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Finland | 3 | |
| #4 | United Kingdom | 3 | |
| #5 | United States | 3 | |
| #6 | Germany | 2 | |
| #7 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Macromolecular chemistry and polymers | |
| #3 | Chemical engineering | |
| #4 | Environmental technology | |
| #5 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Paper coating | |
| #2 | Paper recycling | |
| #3 | Special macromolecular compounds | |
| #4 | Special macromolecular compounds | |
| #5 | Water treatment | |
| #6 | Separation | |
| #7 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hassler Thord | 7 |
| #2 | Hassler Thord G G | 4 |
| #3 | Hassler Thord Gustav Gunnar | 4 |
| #4 | Gronlund Sara | 2 |
| #5 | Hassler T | 1 |
| #6 | Groenlund Sara | 1 |
| #7 | Hassler Thord G | 1 |
| #8 | Gronlund S | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5223097A | Method for controlling pitch on a paper-making machine | |
| GB8613652D0 | Compositions for sizing paper | |
| GB8600506D0 | Pitch control aid | |
| DE3541511A1 | PROMOTER FOR PAPER SIZING, METHOD FOR THE PRODUCTION AND USE THEREOF | |
| DE3423994A1 | AGENT FOR DEFOAMING AND VENTILATING AQUEOUS SYSTEMS AND THEIR USE |