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ADOLF CHRISTIAN JOSEF OPFERMAN

Overview
  • Total Patents
    23
About

ADOLF CHRISTIAN JOSEF OPFERMAN has a total of 23 patent applications. Its first patent ever was published in 1950. It filed its patents most often in United Kingdom, Germany and Austria. Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and furniture and games are RECH ET DAPPLICATIONS SCIENT S, SPEZIALCHEMIE GMBH & CO and SOGERAS.

Patent filings in countries

World map showing ADOLF CHRISTIAN JOSEF OPFERMANs patent filings in countries
# Country Total Patents
#1 United Kingdom 13
#2 Germany 9
#3 Austria 1

Patent filings per year

Chart showing ADOLF CHRISTIAN JOSEF OPFERMANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Opfermann Dipl-Chem Adolf Chri 5
#2 Opfermann Adolf Christian Jose 4

Latest patents

Publication Filing date Title
GB943747A Track section for toy railways or model railways
GB821161A New quaternary compounds of pyridine aldehyde acetals and a process for the production thereof
GB804230A Pharmaceutical preparations for application to the skin or the mucous membranes of the mouth
DE1147582B Process for the preparation of quaternary compounds of pyridine aldehyde acetals
GB795709A A process for the production of pyridine-3-aldehyde acetals, and new pyridine-3-aldehyde acetals
GB783402A Pyridine-4-aldehyde acetals
DE1018065B Process for the preparation of molecular compounds of purines
GB776733A Process for preparing pantothenyl alcohol
DE1019054B Cosmetic preparations with the addition of acetals of the pyridine series
DE1005070B Process for the preparation of molecular compounds of purines
GB765055A New derivatives of the triamide of citric acid
DE1016251B Process for the preparation of monomagnesium dicalcium citrate for the treatment of pulmonary tuberculosis
GB782887A Improvements in the manufacture of organic compounds containing nitrogen, arsenic, sulphur or selenium
GB771116A Improvements in the manufacture of organic compounds containing nitrogen, arsenic, sulphur or selenium
GB745404A Improvements in or relating to hair wash
GB707105A Process for the manufacture of diferro-monocalcium-citrate
GB702179A Process for the manufacture of monoferro-dicalcium-citrate
GB682724A Process for the manufacture of ferro-calcium-citrate