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WALDORF CORP

Overview
  • Total Patents
    52
About

WALDORF CORP has a total of 52 patent applications. Its first patent ever was published in 1972. It filed its patents most often in United States, Canada and Australia. Its main competitors in its focus markets packaging and shipping, machines and consumer goods are WADDINGTONS CARTONS LTD, JOSPAK OY and CD CARTONDRUCK AG.

Patent filings in countries

World map showing WALDORF CORPs patent filings in countries

Patent filings per year

Chart showing WALDORF CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Roccaforte Harry I 16
#2 Keable Jack B 6
#3 Cote Raymond A 6
#4 Brink Thomas J 6
#5 Boyle Daniel J 5
#6 Lambert Herbert L 4
#7 Mode Duane R 4
#8 Allen Robert L 3
#9 Weaver Sherry M 2
#10 Keshner Charles T 2

Latest patents

Publication Filing date Title
US5472136A Carton with handle and deflection regions
CA2131220A1 Slide top dispenser
US5445316A Sift proof and tamper evident pouring spout
CA2123247A1 Multi-use envelope
CA2110635A1 Film package
US5439101A Convertible envelope
US5407230A Print folder
US5322215A Flip-top carton with reclosable lip
US5307987A Hooded carton
US5213255A Opening structure for wedge-shaped pie carton
US5337951A Sturdy sandwich carton
EP0511680A1 Opening structure for wedge-shaped pie carton
US5287586A Material collecting/removal apparatus
US5263633A Display carton and blank therefor
US5215250A Carton with improved pouring spout
US5184770A Slide top dispensing carton and blank therefor
US5205480A Recloseable carton with pouring spout
US5123589A Reusable rigid film pack
US5135158A Three-cell, reclosable product dispenser
US5060850A Bag-like folding carton