LONTRA LTD has a total of 61 patent applications. It decreased the IP activity by 95.0%. Its first patent ever was published in 2007. It filed its patents most often in EPO (European Patent Office), United Kingdom and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets engines, pumps and turbines, machines and mechanical elements are DIDIN ALEXANDR VLADIMIROVICH, FETU LTD and MERLIN CORP PTY LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | EPO (European Patent Office) | 12 | |
#2 | United Kingdom | 11 | |
#3 | WIPO (World Intellectual Property Organization) | 11 | |
#4 | United States | 10 | |
#5 | China | 9 | |
#6 | EAPO (Eurasian Patent Organization) | 5 | |
#7 | Japan | 2 | |
#8 | Taiwan | 1 |
# | Industry | |
---|---|---|
#1 | Engines, pumps and turbines | |
#2 | Machines | |
#3 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Rotary pistons | |
#2 | Rotary-pistons | |
#3 | Internal-combustion piston engines | |
#4 | Positive-displacement engines | |
#5 | Unspecified technologies | |
#6 | Venting or aerating devices |
# | Name | Total Patents |
---|---|---|
#1 | Lindsey Stephen Francis | 49 |
#2 | Lindsey Stephen | 2 |
#3 | Lindsey Stephen F | 1 |
#4 | Stephen Francis Lindsey | 1 |
#5 | Francis Lindsey Stephen | 1 |
Publication | Filing date | Title |
---|---|---|
GB201904245D0 | Check Valve | |
GB201614975D0 | Rotary piston and cylinder device | |
GB201614976D0 | Rotary piston and cylinder device | |
GB201614971D0 | Rotary piston and cylinder device | |
GB201614973D0 | Rotary piston and cylinder device | |
GB201614972D0 | Rotary piston and cylinder device | |
GB201413170D0 | Rotary piston and cylinder device | |
GB201413174D0 | Rotary piston and cylinder devices | |
GB201413173D0 | Rotary Piston and Cylinder Devices | |
GB201413172D0 | Rotary Piston and Cylinder Device | |
GB0815766D0 | Rotary piston and cylinder devices | |
CN101421492A | Rotary piston and cylinder devices |