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CHARLES DUNCAN WILLIAM BLATCHF

Overview
  • Total Patents
    13
About

CHARLES DUNCAN WILLIAM BLATCHF has a total of 13 patent applications. Its first patent ever was published in 1928. It filed its patents most often in United Kingdom. Its main competitors in its focus markets medical technology are MEC HINT S R L, ADVANCED CONTROL RES LTD and MEDTENTIA AB.

Patent filings in countries

World map showing CHARLES DUNCAN WILLIAM BLATCHFs patent filings in countries
# Country Total Patents
#1 United Kingdom 13

Patent filings per year

Chart showing CHARLES DUNCAN WILLIAM BLATCHFs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Medical technology

Focus technologies

# Technology
#1 Implantable devices

Latest patents

Publication Filing date Title
GB376874A Improvements in or relating to artificial limbs
GB370553A Improvements in or relating to artificial hands
GB350082A Improvements in or relating to artificial limbs
GB348296A Improvements in or relating to artificial limbs
GB347325A Improvements in or connected with artificial limb joints
GB345340A Improvements in or relating to artificial limbs
GB345339A Improvements in or connected with artificial limbs
GB344430A Improvements in or relating to artificial limbs
GB344429A Improvements in or connected with artificial limb joints
GB329031A Improvements in or connected with artificial limbs
GB322032A Improvements in or connected with artificial limb joints
GB309972A Improvements in or connected with artificial limbs
GB309638A Improvements in or connected with artificial limbs