LEOPOLD
Filed: November 22, 1971
WEIR PLATES AND SCUM BAFFLES IN THE NATURE OF FILTERS; SAND FILTERS; AND FILTER UNDERDRAIN TILE BLOCKS
Owned by: Xylem Water Solutions Zelienople LLC
Serial Number: 72408465
AFC
Filed: February 25, 1992
automatic filter control systems for monitoring water and wastewater filter operations comprising programmable controllers…
Owned by: Xylem Water Solutions Zelienople LLC
Serial Number: 74249402
I.M.S
Filed: February 25, 1992
porous caps for supporting granular filter media above modular filter bottom components, such as underdrain blocks in wastewater…
Owned by: Xylem Water Solutions Zelienople LLC
Serial Number: 74249451
UNIVERSAL
Filed: February 25, 1992
modular filter bottom components; namely, underdrain blocks for supporting and backwashing granular media in wastewater…
Owned by: Xylem Water Solutions Zelienople LLC
Serial Number: 74249452
LEOPOLD
Filed: February 26, 2008
Water filters and waste water purification installations for the treatment, purification, filtration and supply of water…
Owned by: Xylem Water Solutions Zelienople LLC
Serial Number: 77405870
CT2
Filed: November 4, 2002
Sludge collection systems for removing sludge from wastewater clarification tanks, comprising travelling suction header…
Owned by: Xylem Water Solutions Zelienople LLC
Serial Number: 78181416
FILTERWORX
Instrumentation and controls for the automatic monitoring and control of municipal water treatment systems, namely, software…
Owned by: Xylem Water Solutions Zelienople LLC
Serial Number: 78216056
FLAT-BOTTOM FLUME
Gravity filters for use in water treatment
Owned by: Xylem Water Solutions Zelienople LLC
Serial Number: 78372168
CLARI-DAF
Equipment for treatment of water and wastewater, namely, dissolved air flotation systems
Owned by: ITT WATER & WASTEWATER LEOPOLD, INC.
Serial Number: 78617680
GROUT-TITE
Filed: September 15, 2011
Plates for installing underdrain blocks and which are sold as parts for water and wastewater treatment filters
Owned by: Xylem Water Solutions Zelienople LLC
Serial Number: 85423206
TEXLER
Filed: October 29, 2020
Water treatment equipment, namely, water separators for cleaning and purification purposes featuring lamella clarifiers…
Owned by: Xylem Water Solutions Zelienople LLC
Serial Number: 90287477
