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J F MACFARLAN & CO LTD

Overview
  • Total Patents
    22
About

J F MACFARLAN & CO LTD has a total of 22 patent applications. Its first patent ever was published in 1954. It filed its patents most often in United Kingdom, Spain and France. Its main competitors in its focus markets organic fine chemistry and pharmaceuticals are CILAG CHEMISCHES IND LAB AG, FRANCIS HENRY SWINDEN CURD and WUXI QIANHAO BIOPHARMA CO LTD.

Patent filings in countries

World map showing J F MACFARLAN & CO LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 10
#2 Spain 3
#3 France 3
#4 Belgium 2
#5 Ireland 2
#6 Germany 1
#7 United States 1

Patent filings per year

Chart showing J F MACFARLAN & CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Stern Edward Severin 8
#2 Anderson Ronald James 2
#3 Frearson Peter Marshall 2
#4 Smith John Heron 1
#5 Hardy Denis Geoffrey 1
#6 Anderson Ronald J 1
#7 Walsh Rodney Stephen 1
#8 Stern Edward S 1
#9 Watt Robert Lawson 1
#10 Bentley Kenneth Walter 1

Latest patents

Publication Filing date Title
ES300797A3 Procedure for the preparation of compounds of tebain and oripavine (Machine-translation by Google Translate, not legally binding)
ES300795A3 Procedure for the preparation of new derivatives of tebain (Machine-translation by Google Translate, not legally binding)
ES300796A3 Procedure for preparation of new derivatives of oripavina (Machine-translation by Google Translate, not legally binding)
GB969263A Novel derivatives of thebaine and oripavine
GB955441A Anaesthetic compositions
GB888657A Piperidine carbinols
GB841120A Improvements in or relating to piperidine compounds
GB826274A Novel piperidine compounds and their production
IE22908L Norpethidine derivatives
GB797448A Novel piperidine compounds and their production
GB764665A Process for the production of diethylaminoaceto-2:6-xylidide
IE21796L Piperidine compounds
US2795581A Piperidine compounds and their production
GB762689A Novel piperidine compounds and their production
GB758224A Process for the production of diethylaminoaceto-2:6-xylidide
GB752114A Novel salts of ª -n-morpholinoethylmorphine and their production