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DUFAYLITE DEV LTD

Overview
  • Total Patents
    278
About

DUFAYLITE DEV LTD has a total of 278 patent applications. Its first patent ever was published in 1954. It filed its patents most often in United Kingdom, France and Canada. Its main competitors in its focus markets textiles and paper, machines and civil engineering are PREGIS INNOVATIVE PACKAGING, FOLDEDPAK INC and OJI KENZAI KOGYO KK.

Patent filings per year

Chart showing DUFAYLITE DEV LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Thwaites Peter John 42
#2 May George 20
#3 White Desmond Deverell 18
#4 Green Dennis William 10
#5 Thwaites P 10
#6 Thwaites Peter J 10
#7 Thwaites P J 9
#8 George May 8
#9 White Desmond D 7
#10 White D 7

Latest patents

Publication Filing date Title
GB9623834D0 Cellular core materials
GB9620997D0 Void former
GB9525936D0 Void former
GB9506830D0 Void former
GB9411192D0 Void former
GB9319137D0 Fire seal
WO9301440A1 Pipe sleeves
GB9013533D0 Apparatus for the prevention of spread of fire
GB8928988D0 Lightweight composite panels
GB8918818D0 Forming structures in ground
GB8800330D0 Pallets
GB8718342D0 Smoke diverter units
GB8702087D0 Weatherproof and fireproof enclosures
GB8629959D0 Molten metal handling
GB8623941D0 Treating structural cellular materials
IE861679L Fire resistant structural component
GB8615042D0 Fire-resistant structural components
GB8602934D0 Spacing components
GB8530380D0 Structural components
GB8526527D0 Packaging of articles