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SWITZER BROTHERS INC

Overview
  • Total Patents
    50
About

SWITZER BROTHERS INC has a total of 50 patent applications. Its first patent ever was published in 1950. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets basic materials chemistry, macromolecular chemistry and polymers and measurement are US COATINGS IP CO LLC, ANHUI SHENJIAN NEW MATERIALS CO LTD and VIANOVA KUNSTHARZ AG.

Patent filings in countries

World map showing SWITZER BROTHERS INCs patent filings in countries
# Country Total Patents
#1 United States 26
#2 United Kingdom 20
#3 Germany 3
#4 Switzerland 1

Patent filings per year

Chart showing SWITZER BROTHERS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Switzer Joseph L 13
#2 Zenon Kazenas 6
#3 Switzer Robert C 4
#4 Dwight Mcintosh Maurice 4
#5 Kazenas Zenon 3
#6 Gaunt Thomas Norman 3
#7 Parker Jr Donald W 3
#8 De Forest Taber 2
#9 Lyman Switzer Joseph 2
#10 Norman Gaunt Thomas 2

Latest patents

Publication Filing date Title
US3412036A Synthetic resin and pigment production
US3412034A Method for producing fine pigment particles in a liquid vehicle
US3303168A Thermoplastic resin of a cyclic-s-triazine, an aldehyde and an aralkyl monosulfonamide
US3412104A Printing ink production
GB1048983A Synthetic resin and pigment
US3341010A Non-visible penetrant methods of flaw detection and apparatus therefor
US3198741A Thermoplastic resinous materials
US3114039A Self-developing penetrant method of flaw detection and penetrant therefor
GB905947A Improvements in agents for detecting surface discontinuities
US3057806A Fluorescent crayons
GB869801A Improvements in and relating to pigments comprising sulphonamide-aminotriazine-formaldehyde resins
US2938873A Pigment materials
GB845462A Thermoplastic resinous materials and pigments made therefrom
US2963382A Elastic compositions and method of applying same
US2851424A Fluorescent compositions
GB803057A Dyed resinous pigments
GB816006A Improvements in or relating to water emulsifiable compositions
GB819925A Improvements in or relating to methods of detecting surface discontinuities in articles
GB822361A Improved method of detecting flaws by fluid penetration
US2759786A Process for dyeing daylight fluorescent nylon textile