Grand Rapids, Michigan
United States
14
2019-11-28
The entities that hold a legal rights for patent applications filed by inventor McDowell David E.:
David E. McDowell from Grand Rapids, US has applied for patents for these inventions. The list has both pending applications and granted patents:
SURFACE CLEANING APPARATUS
#2 | 2017-09-07Surface cleaning apparatus
#3 | 2016-02-11SURFACE CLEANING APPARATUS
#4 | 2009-03-26Extraction Cleaning with Heating
#5 | 2008-03-27Extraction cleaning with tank mounting
#6 | 2007-11-22Cyclone separator with fine particle separation member
#7 | 2007-03-13Vacuum cleaner with detachable cyclonic vacuum module
#8 | 2006-06-20Surface cleaner with power drive
#9 | 2006-03-21Floor cleaner with dusting
#10 | 2006-03-02Cyclone separator with fine particle separation member
#11 | 2005-06-16CYCLONIC DIRT SEPARATION MODULE
#12 | 2005-06-16Cyclonic dirt separation module
#13 | 2005-05-31Extraction cleaning with heating
#14 | 2005-02-03Extraction cleaning with heating
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