| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Australia | 1 | |
| #3 | Denmark | 1 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | Finland | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | Mexico | 1 | |
| #8 | Norway | 1 | |
| #9 | New Zealand | 1 | |
| #10 | WIPO (World Intellectual Property Organization) | 1 | |
| #11 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Chemical engineering | |
| #3 | Foods and drinks | |
| #4 | Biotechnology | |
| #5 | Engines, pumps and turbines | |
| #6 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lefebvre Michel Serge Maxime | 7 |
| #2 | Lefebvre Michel S M | 4 |
| #3 | Lefebvre Michel S | 1 |
| #4 | Lefebvre M S M | 1 |
| #5 | Lefebvre Michel | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4997676A | Immobilized inorganic diffusion barriers and the use thereof in the separation of small molecular species from a solution | |
| GB8310666D0 | Treatment of membranes | |
| US4717425A | Immobilized inorganic diffusion barriers and the use thereof in the separation of small molecular species from a solution |