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PERLITE GMBH

Overview
  • Total Patents
    85
About

PERLITE GMBH has a total of 85 patent applications. Its first patent ever was published in 1963. It filed its patents most often in Germany, Austria and EPO (European Patent Office). Its main competitors in its focus markets materials and metallurgy, foods and drinks and basic materials chemistry are ZHANG ZIJUN, GULLHOEGENS BRUK AB and AQUA NU FILTRATION SYSTEMS LTD.

Patent filings per year

Chart showing PERLITE GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Duchstein Siegfried 12
#2 Wader Heribert 6
#3 Wagner Herbert Hans 6
#4 Knauf Albrecht 5
#5 Niemann Rolf 4
#6 Baumann Reinhard 4
#7 Knauf Albrecht Dr Ing 4
#8 Klinge Bernd 3
#9 Knauf Albrecht Dr 3
#10 Knauf Albrecht Dr-Ing 2

Latest patents

Publication Filing date Title
EP1046622A1 A method of producing formed building material
DE19944341A1 building board
DE19852378A1 New insulating material, e.g. for cavity walls, comprises wood fibers and expanded perlite grains
DE19804325A1 Monolithic cement-based building board and process for its manufacture
DE4436043C1 Granular bulk material, process for its production and use
ATA66594A Agents for ad- and absorption of fluids
EP0572933A1 Mortar
DE4103833A1 Forming levelling layer for esp. liq., plaster floor - from dry mix of hydrophobised light aggregate and calcium sulphate binder, sprayed with water
NL8901703A Method for manufacturing ceramic moldings
DE3921278A1 Process for producing shaped ceramic parts
WO8810246A1 Process for producing a granular soil conditioner
DE3819660A1 Feed additive and feedstuff
NL8801459A Spreading for soil improvement.
DE3817276A1 Soil conditioner
DE3630538A1 DEVICE FOR DEACTIFICATING WATER
DE3505628A1 MEANS FOR PREVENTING, REDUCING OR DELAYING THE PROTECTING OF PROTEIN IN THE DIGESTIVE WAY OF HUMAN OR ANIMAL, AND METHOD FOR PRODUCING SUCH A MEANS
DE3505629A1 Process for producing a foodstuff and a foodstuff produced according to the process
DE3503803A1 Litter for the absorption and disposal of animal excrement, in particular from cats
DE3345820A1 Mobile plant for the removal of expanded perlite or similar heat insulation materials
DE3345811C1 Process for fattening a fattening pig