Learn more

WORLD PATENT DEV CORP

Overview
  • Total Patents
    15
About

WORLD PATENT DEV CORP has a total of 15 patent applications. Its first patent ever was published in 1969. It filed its patents most often in United States, Canada and Sweden. Its main competitors in its focus markets textiles and paper, macromolecular chemistry and polymers and machines are VAMP SRL, ALBERT C BURRAGE JR and NISSAN FUEL YUKI KAGAKU.

Patent filings in countries

World map showing WORLD PATENT DEV CORPs patent filings in countries
# Country Total Patents
#1 United States 6
#2 Canada 2
#3 Sweden 2
#4 Germany 1
#5 France 1
#6 United Kingdom 1
#7 Israel 1
#8 Italy 1

Patent filings per year

Chart showing WORLD PATENT DEV CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Milsimer Frantisek 2
#2 Skrivanek Ladislav 2
#3 Zampach Jiri 2
#4 Salz Karl 2
#5 Bixler Dickie R 2
#6 Hayworth Curtis 1
#7 Hayworth Curtis B 1
#8 Zampach J 1
#9 Milsimer F 1
#10 Salz K 1

Latest patents

Publication Filing date Title
US6550491B1 Portable structure
US5927262A Ball control device for pitchback machines
US3862916A Solutions of polyvinyl acetals with phenolic antioxidant in preparation for restoring and/or preserving papers
US3778401A Restoring and/or preserving papers or like materials
US3652352A Process for manufacture of hard mineral fiber slabs with coating
US3698925A Application of copolymers of polyvinyl acetals as a means for protection,preservation,restoration,stabilization,hydrophobization of papyrus,papers,books and/or manuscripts
CA900797A Process for manufacture of hard mineral fiber slabs with plastic surface finish
CA892663A Application of copolymers of polyvinyl acetals as a means for protection, preservation, restoration, stabilization, hydrophobization, impregnation and lamination of all types of paper, textiles and leathers