Ruben; Brian K.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ruben; Brian K..The latest application filed is for "dirt cup with secondary cyclonic cleaning chambers".

Company Profile

0.3.12

Ruben; Brian K. - Danville KY US

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Dirt cup with secondary cyclonic cleaning chambers Grant 8,898,856 - Ruben December 2, 2	2014-12-02
Dirt Cup With Secondary Cyclonic Cleaning Chambers App 20130219654 - Ruben; Brian K.	2013-08-29
Floor Care Appliance With Interchangeable Dirt Collection Modules App 20130160231 - Streciwilk; Eric J. ; et al.	2013-06-27
Pre-filter Or Shroud With Helical Stepped Wall App 20130117962 - Ruben; Brian K.	2013-05-16
Bagless Non-concentric Cyclones For Vacuum Cleaners App 20130055525 - Ruben; Brian K.	2013-03-07
Vacuum cleaner having dirt collection vessel with toroidal cyclone Grant 7,887,613 - Ruben February 15, 2	2011-02-15
Internal Air Separators In A Dirt Separation Device App 20100269289 - Ruben; Brian K.	2010-10-28
Vacuum Cleaner Having Dirt Collection Vessel With Toroidal Cyclone App 20100199617 - Ruben; Brian K.	2010-08-12
Vacuum Cleaner Having Dirt Collection Vessel With A Labyrinthine Air Flow Path App 20100186189 - Ruben; Brian K.	2010-07-29
Dirt Cup With Secondary Cyclonic Cleaning Chambers App 20090193613 - Ruben; Brian K. ; et al.	2009-08-06

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