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KELLER & CO AG

Overview
  • Total Patents
    27
About

KELLER & CO AG has a total of 27 patent applications. Its first patent ever was published in 1935. It filed its patents most often in Switzerland, France and Austria. Its main competitors in its focus markets machine tools, civil engineering and macromolecular chemistry and polymers are ANHUI XINDA HOUSEHOLD CO LTD, LIUZHOU LONGTAI BAMBOO IND CO LTD and STATNI DREVARSKY VYZK USTAV.

Patent filings in countries

World map showing KELLER & CO AGs patent filings in countries

Patent filings per year

Chart showing KELLER & CO AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schulthess Hans 4
#2 Co Aktiengesellschaft Keller 4
#3 Hans Schulthess 2
#4 Schulthess H 1
#5 Jacques G A Heetman 1
#6 A Heetman Jacobus G 1

Latest patents

Publication Filing date Title
EP0059916A2 Door frame having parts glued together
EP0058988A1 Door leaf having a panel
GB1536470A Method for reinforcing the edge region of a plate formed of a porous material by means of a reinforcement agent
CH585323A5 Structural panel of wood particle board - covered by veneer layersand transparent thermosetting or thermoplastic foil
CH569181A5 Fire retarding smoke proof protection door - has sealing strip which expands on heating and seals door gaps
FR2191551A5 Noninflammable thermal insulation mouldings - based on perlite granules in resin binder
CH526481A Noninflammable thermal insulation mouldings - based on perlite granules in resin binder
CH530851A Impregnating cellular materials - esp wood, with opt polymerisable resin precondensate in low-boiling solvent
CH185863A Element for covering roof ridges.
CH185862A Covering for roofs.