COUWENBERGS PAUL has a total of 69 patent applications. Its first patent ever was published in 1973. It filed its patents most often in Germany, Israel and Australia. Its main competitors in its focus markets civil engineering, chemical engineering and basic materials chemistry are TECHNICAL FABRICATORS, MOORE RICHARD P and STOISER U WOLSCHNER BETONWERK.
# | Country | Total Patents | |
---|---|---|---|
#1 | Germany | 15 | |
#2 | Israel | 4 | |
#3 | Australia | 3 | |
#4 | Canada | 3 | |
#5 | EPO (European Patent Office) | 3 | |
#6 | Spain | 3 | |
#7 | Norway | 3 | |
#8 | United States | 3 | |
#9 | Brazil | 2 | |
#10 | China | 2 | |
#11 | Finland | 2 | |
#12 | France | 2 | |
#13 | Netherlands | 2 | |
#14 | Portugal | 2 | |
#15 | Austria | 1 | |
#16 | Belgium | 1 | |
#17 | Switzerland | 1 | |
#18 | German Democratic Republic | 1 | |
#19 | Denmark | 1 | |
#20 | Egypt | 1 | |
#21 | United Kingdom | 1 | |
#22 | Greece | 1 | |
#23 | India | 1 | |
#24 | Italy | 1 | |
#25 | Latvia | 1 | |
#26 | Mexico | 1 | |
#27 | New Zealand | 1 | |
#28 | African Intellectual Property Organization | 1 | |
#29 | Singapore | 1 | |
#30 | Turkey | 1 | |
#31 | Taiwan | 1 | |
#32 | WIPO (World Intellectual Property Organization) | 1 | |
#33 | Yugoslavia (Serbia and Montenegro) | 1 | |
#34 | South Africa | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Chemical engineering | |
#3 | Basic materials chemistry | |
#4 | Packaging and shipping | |
#5 | Engines, pumps and turbines | |
#6 | Machines |
# | Technology | |
---|---|---|
#1 | Separation | |
#2 | Lubricating compositions | |
#3 | Finishing work on buildings | |
#4 | Roof coverings | |
#5 | Transport or storage devices | |
#6 | Lubricating of machines | |
#7 | Structural elements | |
#8 | General building constructions | |
#9 | Scaffolding | |
#10 | Shaping clay |
# | Name | Total Patents |
---|---|---|
#1 | Couwenbergs Paul | 51 |
#2 | Sander Renald | 6 |
#3 | Otto Werner | 5 |
#4 | Couwenbergs P | 2 |
#5 | Holterhus Andreas | 2 |
#6 | Paul Couwenbergs | 1 |
#7 | Cohn And Partners Reinhold | 1 |
Publication | Filing date | Title |
---|---|---|
DE19801349A1 | Engine oil or hydraulic filter with simple mounting and interchangeable elements | |
DE4233302A1 | Device for filtering oil, such as waste oil | |
DE3938686A1 | Device for preparing diesel fuel for combustion | |
DK533288D0 | Filtering device for filtering of polluted liquids | |
EP0276795A2 | Filtering device for polluted liquids | |
DE3733971A1 | Paper filter for filtering liquids | |
DE3724805A1 | Combined main flow filter and partial flow filter | |
DE3714685A1 | Spacer for reinforcements | |
DE3710388A1 | Structural element | |
DD261129A5 | Rollstein for roller tracks | |
DE3701115A1 | Prefabricated-concrete compound-unit floor with static continuity effect | |
DE3627094A1 | Rescue-signal appliance | |
DE3626958A1 | ROLLSTEIN AND ROLLSTONE COMPOSITE | |
DE3607839A1 | Production and process of a double-sided flame-retardant, insulating, sound-absorbing compartment panel for walls and ceilings and for cable partitioning - with the use of hot-dip galvanised general purpose mounts | |
AU5664086A | Reusable casing system for creating free spaces in building materials | |
US4744190A | Spacing retainer including locking means for reinforcements | |
DE3536699A1 | Electronic line sensor system for tennis-court lines and anti-theft warning control | |
EP0139031A1 | Set of stones for vertical composite walls | |
NL8204080A | Building element. | |
DE2805325A1 | Combined magazine rack and advertising stand - has drum holder with recesses and advertising space on outside |