| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 6 | |
| #2 | Hungary | 4 | |
| #3 | Poland | 4 | |
| #4 | South Africa | 4 | |
| #5 | Austria | 3 | |
| #6 | Belgium | 3 | |
| #7 | Canada | 3 | |
| #8 | Switzerland | 3 | |
| #9 | Czechoslovakia | 3 | |
| #10 | Denmark | 3 | |
| #11 | Spain | 3 | |
| #12 | Ireland | 3 | |
| #13 | Latvia | 3 | |
| #14 | Portugal | 3 | |
| #15 | Romania | 3 | |
| #16 | United States | 3 | |
| #17 | Yugoslavia (Serbia and Montenegro) | 3 | |
| #18 | Argentina | 2 | |
| #19 | Australia | 2 | |
| #20 | Bulgaria | 2 | |
| #21 | China | 2 | |
| #22 | German Democratic Republic | 2 | |
| #23 | Germany | 2 | |
| #24 | Egypt | 2 | |
| #25 | EPO (European Patent Office) | 2 | |
| #26 | France | 2 | |
| #27 | Greece | 2 | |
| #28 | Israel | 2 | |
| #29 | India | 2 | |
| #30 | Lithuania | 2 | |
| #31 | Norway | 2 | |
| #32 | New Zealand | 2 | |
| #33 | Philippines | 2 | |
| #34 | USSR (Union of Socialist Soviet Republics) | 2 | |
| #35 | Brazil | 1 | |
| #36 | Finland | 1 | |
| #37 | Croatia | 1 | |
| #38 | Italy | 1 | |
| #39 | Luxembourg | 1 | |
| #40 | Morocco | 1 | |
| #41 | Mexico | 1 | |
| #42 | Netherlands | 1 | |
| #43 | Russian Federation | 1 | |
| #44 | Sweden | 1 | |
| #45 | Taiwan | 1 | |
| #46 | Ukraine | 1 | |
| #47 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Organic fine chemistry |
| # | Technology | |
|---|---|---|
| #1 | Heterocyclic compounds | |
| #2 | Special acyclic compounds |
| # | Name | Total Patents |
|---|---|---|
| #1 | Melkonian Diran | 48 |
| #2 | Gold-Aubert Philippe | 43 |
| #3 | Vachta Jindrich | 40 |
| #4 | Valter Karel | 40 |
| #5 | Hugentobler Stephane | 37 |
| #6 | Siegfried Bernard | 36 |
| #7 | Melkonian D | 8 |
| #8 | Gold-Aubert P | 6 |
| #9 | Karel Valter | 5 |
| #10 | Vachta J | 3 |
| Publication | Filing date | Title |
|---|---|---|
| LV5130A3 | Saturation of three component malonurine complexes | |
| LV5129A3 | Satisfaction with obtaining pirimidintrione derivatives | |
| HU9300285D0 | Process for producing pyrimidinetrione derivatives | |
| GB9002888D0 | Process for preparing pyrimidinetrione derivatives | |
| GB2137999A | Pyrimidinetrione derivatives | |
| GB8309813D0 | Pyrimidinetrione derivatives | |
| EG13370A | Processes for preparing acomplex compound from malonylurea | |
| GB1581834A | Complexes of barbituric acid derivatives | |
| GB966098A | Barbiturate derivatives |