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CHARLES YEOMANS HOPKINS

Overview
  • Total Patents
    21
About

CHARLES YEOMANS HOPKINS has a total of 21 patent applications. Its first patent ever was published in 1922. It filed its patents most often in United Kingdom. Its main competitors in its focus markets civil engineering, furniture and games and machine tools are WILLIAM HENRY TONKS, SAMUEL ROWLAND PARKES and LEE JANG GUEN.

Patent filings in countries

World map showing CHARLES YEOMANS HOPKINSs patent filings in countries
# Country Total Patents
#1 United Kingdom 21

Patent filings per year

Chart showing CHARLES YEOMANS HOPKINSs patent filings per year from 1900 to 2020

Latest patents

Publication Filing date Title
GB495029A An improved adjustable stay for casement windows and like service
GB455226A Improvements in fasteners for stair carpets
GB442893A An improved fastener for windows, doors and the like
GB355514A Improvements in door bolts and the like
GB353095A Improvements in the manufacture of grip handles for door, drawer, and like service
GB348200A Improvements in opening and closing devices for fanlight windows and the like
GB338715A Improvements in spring catches for windows and like service
GB338302A Indicating bolts for lavatories and like service
GB323962A Improvements relating to door closing apparatus
GB323148A Improvements in hinges
GB321859A Improvements in catches for cabinet work
GB317949A Improvements in window and door hinges or pivots
GB312803A Improvements in bolts for doors and the like
GB305785A Improvements in fastenings for windows
GB278545A Improvements relating to picture hooks and the like
GB269354A Improvements relating to bolts for emergency exit doors and for similar purposes
GB260102A Improvements relating to door handles
GB246632A Improvements relating to window and like curtain supports
GB197589A Improved opening and closing devices for fanlight windows and the like
GB197842A Improvements relating to means for actuating fanlight windows and the like