| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Belgium | 2 | |
| #3 | Switzerland | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Austria | 1 | |
| #6 | Canada | 1 | |
| #7 | Germany | 1 | |
| #8 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Organic fine chemistry | |
| #3 | Chemical engineering | |
| #4 | Machine tools | |
| #5 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Ammonia or cyanogen | |
| #2 | Acyclic or carbocyclic compounds | |
| #3 | Non-metallic elements | |
| #4 | Separation | |
| #5 | Heterocyclic compounds | |
| #6 | Unspecified technologies | |
| #7 | Grinding tools | |
| #8 | Chemical or physical processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Christmann Ludwig J | 5 |
| #2 | Christmann Ludwig Jacob | 4 |
| #3 | Roberts Edward Sherrill | 3 |
| #4 | Roberts Edward S | 2 |
| #5 | Ludwig Jacob Christmann | 2 |
| #6 | George Barsky | 1 |
| #7 | Christmann Louise | 1 |
| #8 | Christmann L J | 1 |
| #9 | Edward Sherrill Roberts | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3631097A | Oxidation of alkylated diphenyl compounds | |
| US3166390A | Method of making hcno | |
| GB905013A | Improvements in or relating to the manufacture of cyanuric acid | |
| US2826601A | System for producing cyanohydrins | |
| US2842584A | Production of succinonitrile | |
| US2932664A | Manufacture of alkali carbamates | |
| US2802011A | Manufacture of allantoin | |
| CA652936A | Method of making cyanuric acid and intermediate product |