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PERMANITE LTD

Overview
  • Total Patents
    48
About

PERMANITE LTD has a total of 48 patent applications. Its first patent ever was published in 1949. It filed its patents most often in United Kingdom, Canada and Germany. Its main competitors in its focus markets civil engineering, macromolecular chemistry and polymers and machines are POLYGLASS SPA, KANSAI CHUBU KK and PLYWOOD RES FOUNDATION.

Patent filings in countries

World map showing PERMANITE LTDs patent filings in countries

Patent filings per year

Chart showing PERMANITE LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Edwards Raymond Montague 18
#2 Tierney P J 5
#3 Tierney Patrick Joseph 3
#4 Tierney Patrick J 3
#5 Edwards R M 2
#6 Edwards Raymond M 2
#7 Edwards R 2
#8 Montagne Edwards Raymond 1
#9 Burlingham Horace 1
#10 Turney Edgar Charles 1

Latest patents

Publication Filing date Title
GB2081319A Reinforced Fibrous Sheet
CA1106527A Polymer modified bitumen
GB2010289A Polymer bitumen
GB1598071A Waterproofing and wetherproofing systems
FR2354429A1 Thermally insulating composite roofing tiles - incorporating (polyurethane) foamed plastic protected by mineral fibres and coatings
NL7605881A Thermally insulating composite roofing tiles - incorporating (polyurethane) foamed plastic protected by mineral fibres and coatings
DE2624419A1 Thermally insulating composite roofing tiles - incorporating (polyurethane) foamed plastic protected by mineral fibres and coatings
GB1538754A Roofing
GB1473593A Fire-resistant roof covering
GB1468215A Sheet material
IE37609L Thermoplastic sheet material
GB1438491A Reinforced bitumen felt
GB1422945A Roof covering
GB1426872A Laminates
GB1400821A Thermoplastic sheet material
FR2033770A5 Flexible impermeable foil material
GB1285541A Bridge deck waterproofing
DE2000151A1 Mineral surfaced felt sheet material
CA930296A Mineral-surfaced felt sheet material
GB1273425A Roofing structure