About 76 Trademarks found that are owned by Parkson Corporation

HELISIEVE PLUS

PARKSON CORPORATION

74401774

14 Jun 1993

wastewater treatment apparatus; namely, a self-contained municipal and...

HELICON

PARKSON CORPORATION

74311896

08 Sep 1992

wastewater treatment apparatus; namely, conveyors used to transport mu...

HELISIEVE

PARKSON CORPORATION

74311898

08 Sep 1992

wastewater treatment apparatus; namely, an open-channel municipal and ...

ROTO-GUARD

Parkson Corporation

73427397

25 May 1983

Drum Screen for Separating Liquids and Solids

ROTOSTRAINER

PARKSON CORPORATION

72442115

24 Nov 1972

ROTARY SELF-CLEANING SOLIDS RECOVERY SCREENS

ROTOPRESS

PARKSON CORPORATION

74232856

23 Dec 1991

machines for de-watering and compressing solids which have been screen...

IGNITE

Parkson Corporation

88937170

28 May 2020

Integrated nitrification process using attached growth media, namely, ...

ROTOSHEAR

PARKSON CORPORATION

73353216

05 Mar 1982

Rotary Self-Cleaning Solids Recovery Screens

ECOWASH

Parkson Corporation

85108159

16 Aug 2010

Continuous sand filter for water purification using an intermittent an...

LAMELLA ECOFLOW

Parkson Corporation

85165798

01 Nov 2010

Waste and wastewater treatment apparatus, namely, gravity settlers for...