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BAKER CHEM CO J T

Overview
  • Total Patents
    437
About

BAKER CHEM CO J T has a total of 437 patent applications. Its first patent ever was published in 1923. It filed its patents most often in United States, Canada and Japan. Its main competitors in its focus markets measurement, machines and macromolecular chemistry and polymers are SYMYX TECHNOLOGIES INC, SUPELCO INC and SHINWA KAKO KK.

Patent filings per year

Chart showing BAKER CHEM CO J Ts patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ramsden Hugh E 31
#2 Schramm Charles H 31
#3 Seidenberger James W 20
#4 Hallquist Lisa Gail 19
#5 Brandt M K 16
#6 Hurley Thomas Joseph 16
#7 Gray Gary M 13
#8 Ward Irl Eugene Jr 12
#9 Ward Irl Eugene 11
#10 Schwartzkopf George 10

Latest patents

Publication Filing date Title
US4721573A Use of sulfonic derivatives of acylated polyethyleneimine bonded phase silica products
US4680120A Bonded phase of silica and carboalkoxyalkyl silanes for solid phase extraction
US4680121A Bonded phase of silica for solid phase extraction
US4661248A Sulfonic derivatives of acylated polyethyleneimine bonded phase silica products
US4650784A Bonded phase of silica for solid phase extraction
US4622283A Deep ultra-violet lithographic resist composition and process of using
US4626491A Deep ultra-violet lithographic resist composition and process of using
US4640909A Bonded phase of silica and carboalkoxyalkyl silanes for solid phase extraction
US4551245A Acylated polyethylenimine bound chromatographic packing
US4606825A Purification of immunoglobulin G
US4624908A Deep ultra-violet lithographic resist composition and process of using
IE850914L Purification of monoclonal antibodies
IE843006L Purification of monoclonal antibodies
US4544446A VLSI chemical reactor
US4604235A Purification of monoclonal antibodies
IE840605L Pellicle compositions
US4522724A Diazonium affinity matrixes
US4523997A Affinity chromatography matrix with built-in reaction indicator
JPS59144707A Improved herbicide blend
US4612034A Herbicidal formulation