Learn more

CROWN CORK & SEAL CO

Overview
  • Total Patents
    1,385
About

CROWN CORK & SEAL CO has a total of 1,385 patent applications. Its first patent ever was published in 1898. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets packaging and shipping, machines and machine tools are S & S CONCEPTS INC, WICANDERS KORKFABRIKER AB and STALLER JAN.

Patent filings per year

Chart showing CROWN CORK & SEAL COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stewart Robert J 57
#2 Day Carl L 45
#3 Warth Albin H 40
#4 Kelly Ronald L 35
#5 Mcmanus Charles E 35
#6 Breeback Rudolph H 34
#7 Wilckens Eibe A 33
#8 Gladfelter Wiltie I 31
#9 Fauth Frederick E 28
#10 Enkur Edward M 27

Latest patents

Publication Filing date Title
US6623198B2 Dispenser for cosmetics containing sunscreen
US5724848A System and process for necking containers
WO9716351A1 Blow molded container and method of making
CA2186933A1 Method of affixing metal fitments to container stock and products produced thereby
ZA9608223B Systems and methods for making decorative shaped metal cans
WO9631404A1 Tamper evident bottle cap
US5813267A Methods and apparatus for reducing flange width variations in die necked container bodies
US5735419A Resealable plastic snap-fit closure with anti-tamper function
US5746080A Systems and methods for making decorative shaped metal cans
US5688570A Method and apparatus for forming a multi-layer preform
US5622273A Resealable snap-fit plastic closure
US5531057A Bottle cap delivery system
US5630282A Gage, system, and method for measuring can blank slitter knives spacing
US5554296A System and method for purifying waste streams containing water reducible paints
IL113214D0 Resealable closure
IL113215D0 Pressure can closure with improved pressure seal
WO9427759A1 Improved lubrication system for container fabricating ironer
US5443175A Resealable closure device
US5419094A Constant speed spindles for rotary capping machine
US5405032A Tamper indicating closure and method and device for the manufacture of a tamper-indicating closure