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MARILYN LEVY

Overview
  • Total Patents
    14
About

MARILYN LEVY has a total of 14 patent applications. Its first patent ever was published in 1954. It filed its patents most often in United States. Its main competitors in its focus markets optics and machines are ORIENTAL PHOTO IND CO LTD, SCHWARTZ YORK and BRASSEUR CHARLES LOUIS ADRIEN.

Patent filings in countries

World map showing MARILYN LEVYs patent filings in countries
# Country Total Patents
#1 United States 14

Patent filings per year

Chart showing MARILYN LEVYs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Optics
#2 Machines

Focus technologies

Top inventors

# Name Total Patents
#1 Marilyn Levy 14
#2 Heinz Schulze 3
#3 Kidd Nash A 1

Latest patents

Publication Filing date Title
US3169064A Heat erasable photosensitive coating and process of using same
US3266898A Pre-development latensification using polyalkylene amines
US3238043A Viscous processing solution
US3167429A Monobaths containing sodium polyacrylate and polyvinyl-pyrrolidone
US3170793A Photographic fixing bath
US3005710A Latensification of photographic emulsions
US2887381A Sensitized photographic substances
US2841494A Developing and fixing exposed silver succindiamidoxime
US2799582A Photothermographic substance
US2835577A Photosensitive system
US2758028A Photothermographic substance
US2756146A Sensitizer for photothermographic substances
US2739893A Photothermographic substances
US2759819A Photothermographic substance