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GJERDE DOUGLAS T

Overview
  • Total Patents
    36
  • GoodIP Patent Rank
    116,546
About

GJERDE DOUGLAS T has a total of 36 patent applications. Its first patent ever was published in 2004. It filed its patents most often in United States, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets chemical engineering, measurement and biotechnology are UNCHAINED LABS, PHYNEXUS INC and TOXIMET LTD.

Patent filings in countries

World map showing GJERDE DOUGLAS Ts patent filings in countries

Patent filings per year

Chart showing GJERDE DOUGLAS Ts patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gjerde Douglas T 36
#2 Hanna Christopher P 9
#3 Burge Allen 6
#4 Jones Ronald 5
#5 Abel Mark 4
#6 Suh Chris 3
#7 Hoang Lee 3
#8 Nguyen Liem 3
#9 Lambert Jeremy 2
#10 Haefele Robert M 1

Latest patents

Publication Filing date Title
WO2020086898A1 Columns and methods of use for analytical standards and compounds
US2018178142A1 Columns for isolation, detection and use of biological cells
US2016223441A1 Isolation, detection and use of biological cells
US2016061697A1 Method and apparatus for pipette tip columns
US2016017272A1 Devices and methods for purification, detection and use of biological cells
WO2015154048A1 Devices and methods for purification, detection and use of biological cells
US2015240229A1 Devices and methods for purification of biological cells
US2014234890A1 Methods for purifying biological cells
US2012164750A1 Method and Device for Sample Preparation
US2011192797A1 Method and device for extracting an analyte
US2011195518A1 Method and apparatus for pipette tip columns
US2011042317A1 Method and device for extracting an analyte
US2009223893A1 Method and Device for Desalting an Analyte
US2009081084A1 Low Dead Volume Extraction Column Device
US2008214794A1 Method and device for extracting an analyte
US2008145950A1 Method for extracting an analyte
US2008119637A1 Pipette tip column, resin and method of use for extracting an analyte
US2007196833A1 Open channel solid phase extraction systems and methods
US2007161010A1 Methods and compositions for mutation analysis
US2006198765A1 Method and device for sample preparation