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NAT POLYMERS INC

Overview
  • Total Patents
    15
About

NAT POLYMERS INC has a total of 15 patent applications. Its first patent ever was published in 1974. It filed its patents most often in United States and Canada. Its main competitors in its focus markets environmental technology, agriculture and machines are XUZHOU WONDERFUL INFRASTRUCTURE MFG CO LTD, GALEAZZI CARLO and SAKURAI KURAZO.

Patent filings in countries

World map showing NAT POLYMERS INCs patent filings in countries
# Country Total Patents
#1 United States 11
#2 Canada 4

Patent filings per year

Chart showing NAT POLYMERS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Anderson Dennis C 15
#2 Hjermstad Ii Harold T 3
#3 Anderson Brett A 3
#4 Wiedrich Dwight G 1
#5 Stutelberg Kenneth R 1
#6 Hjermstad Harold T Ii 1

Latest patents

Publication Filing date Title
US2006237467A1 One piece plastic tether
US5783223A Plastic injection molding machine with continuous removal of particulate contaminants
CA2177096A1 Height adjustment ring for manhole cover frame
US5564855A Height adjustment ring for manhole cover frame
US5390813A Plastic container for recycling household waste
US5282316A Hand held razor-containing cutting device
US4483098A Plant stake and clasp
US4446652A Unitary flower pot
US4442629A Easily assembled combination flower pot and tray
US4057931A Stackable flower pot