Durham
United Kingdom
8
2018-03-22
The entities that hold a legal rights for patent applications filed by inventor ROWNTREE David:
David ROWNTREE from Durham, GB has applied for patents for these inventions. The list has both pending applications and granted patents:
Vacuum cleaning device
#2 | 2016-04-21STEAM CLEANING DEVICE
#3 | 2015-10-15Vacuum cleaning device
#4 | 2015-10-15Vacuum cleaning appliance
#5 | 2015-08-20Steam cleaning apparatus
#6 | 2012-09-06Steam cleaning apparatus
#7 | 2011-12-22Vacuum cleaner
#8 | 2009-04-09Rotating dual switching mechanism
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