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ROSEN LEONARD B

Overview
  • Total Patents
    15
About

ROSEN LEONARD B has a total of 15 patent applications. Its first patent ever was published in 1964. It filed its patents most often in United States and Canada. Its main competitors in its focus markets furniture and games, packaging and shipping and basic materials chemistry are KNAPIK SEBASTIAN, EMALFARB BRADLEY and SHANTOU HONGQIAO PACKING INDUSTRY CO LTD.

Patent filings in countries

World map showing ROSEN LEONARD Bs patent filings in countries
# Country Total Patents
#1 United States 13
#2 Canada 2

Patent filings per year

Chart showing ROSEN LEONARD Bs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Rosen Leonard B 15

Latest patents

Publication Filing date Title
US3315404A Game employing successively toppling game pieces
US3308937A Protective container for spools of elongated material
US3283887A Container for reels of elongated material
US3283892A Container for spools of shock-sensitive elongated material
US3278136A Protective container for spools of thread
US3259335A Thread dispenser with rewind means
US3315807A Sifter toys
US3283439A Amusement device with toppling playing pieces
US3283440A Amusement device with toppling playing pieces
US3333851A Game apparatus including pivotal slideway members and control means for manually directing the travel of a ball thereover
US3219180A Razor blade package
US3247956A Pressure sensitive tape
US3306612A Toy exercise device with rotatable rings
CA771503A Container for spools of shock-sensitive elongated material
CA765673A Container for reels of elongated material