Learn more

CLEEF BROS VAN

Overview
  • Total Patents
    44
About

CLEEF BROS VAN has a total of 44 patent applications. Its first patent ever was published in 1930. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machines, packaging and shipping and basic materials chemistry are SIGMAFORM CORP, MID STATES GUMMED PAPER COMPAN and MID STATES GUMMED PAPER CO.

Patent filings in countries

World map showing CLEEF BROS VANs patent filings in countries
# Country Total Patents
#1 United States 29
#2 Canada 15

Patent filings per year

Chart showing CLEEF BROS VANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cleef Paul Van 20
#2 Frick Carl E 6
#3 Breslove Abel H 3
#4 Cleef Noah Van 3
#5 Cleef Felix Van 3
#6 Wood Raymond E 2
#7 Wonder Charles E 2
#8 John Wimmer 1
#9 Wimmer John 1
#10 Hopkins James E A 1

Latest patents

Publication Filing date Title
US2385055A Tool for applying tube sealing devices
US2368190A Rubber composition
US2266527A Patch cutting apparatus
US2313379A Mounting means for electrically operated units
US2290223A Tape cutter
US2253922A Manufacture of tape
US2339121A Manufacture of golf club grips
US2326581A Panel structure
US2248318A Method of making sticker packets
US2270945A Sandblasting stencil and method of making same
US2270944A Stencil
US2248317A Sticker packet
US2229317A Panel joint and method of making same
US2162332A Sand blasting stencil
US2229316A Tape
US2088129A Clamp for use in vulcanizing
US2101355A Tape carton
US2087489A Fuel plate for vulcanizing purposes
US2084878A Tape and method of making the same
US2079826A Vulcanizing apparatus