WEATHERFORD SWITZERLAND TRADING AND DEV GMBH has a total of 20 patent applications. Its first patent ever was published in 2004. It filed its patents most often in Canada, United States and EPO (European Patent Office). Its main competitors in its focus markets measurement, civil engineering and machines are DELPHIAN CORP, COLQUHOUN ROSS and DYBDAHL BJOERN.
# | Country | Total Patents | |
---|---|---|---|
#1 | Canada | 4 | |
#2 | United States | 4 | |
#3 | EPO (European Patent Office) | 3 | |
#4 | United Kingdom | 3 | |
#5 | Brazil | 2 | |
#6 | Norway | 2 | |
#7 | Australia | 1 | |
#8 | WIPO (World Intellectual Property Organization) | 1 |
# | Industry | |
---|---|---|
#1 | Measurement | |
#2 | Civil engineering | |
#3 | Machines | |
#4 | Mechanical elements | |
#5 | Packaging and shipping | |
#6 | Chemical engineering |
# | Name | Total Patents |
---|---|---|
#1 | Cooper Ruairidh | 7 |
#2 | Coleman Dennis D | 4 |
#3 | Coleman Dennis | 3 |
#4 | Rice Corben | 3 |
#5 | Boettcher John | 3 |
#6 | Coleman Todd M | 3 |
#7 | Coleman Todd | 3 |
#8 | Dennis Coleman | 2 |
#9 | Booth Richard Keith | 2 |
#10 | Sullivan Michael Keith | 2 |
Publication | Filing date | Title |
---|---|---|
EP2772755A1 | Apparatus for and method of gas analysis | |
US2013140028A1 | Wellbore cleaning apparatus and method | |
WO2012125675A1 | Sampling container for collection of fluids | |
GB201122314D0 | Sampling bag and funnel for collection of soils, muds, or other solids or liquids for subsequent analysis of headspace gases and/or other contents via stable | |
GB0717163D0 | Downhole cleaning tool |