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CHARLES JOHN BROADHURST

Overview
  • Total Patents
    32
About

CHARLES JOHN BROADHURST has a total of 32 patent applications. Its first patent ever was published in 1939. It filed its patents most often in United Kingdom. Its main competitors in its focus markets consumer goods, computer technology and control are JAY EDGAR, ESSELTE OEBERGS AB and KANTOORBOEKENFABRIEK ATLANTA V.

Patent filings in countries

World map showing CHARLES JOHN BROADHURSTs patent filings in countries
# Country Total Patents
#1 United Kingdom 32

Patent filings per year

Chart showing CHARLES JOHN BROADHURSTs patent filings per year from 1900 to 2020

Latest patents

Publication Filing date Title
GB1096691A Improvements in and connected with tagged laces for use in binding papers and the like
GB1129168A Improvements in teaching devices
GB1103353A Improvements in fitments for loose leaf binders
GB1111787A Improvements in loose leaf binders
GB1086451A Improvements in paper sheets having filing perforations therein
GB1057109A Combined fast-bound book and loose-leaf binder
GB914404A Improvements in drawing compasses
GB919854A Improvements connected with refills for loose leaf binders and the like
GB917632A Improvements in multi-ring fetments for loose leaf books and binders
GB858600A Improvements in drawing compasses
GB782873A Improvements in slide rules
GB802577A Improvements relating to loose leaf binders
GB763628A Improvements in loose leaf books and binders
GB772626A Improvements connected with loose leaf binders
GB753381A Improvements in shorthand note books
GB763627A Improvements in loose leaf books and binders
GB728270A Improvements in or relating to loose-leaf binders
GB733889A Improvements in anchoring devices or cleats for ropes, cords and the like
GB702379A A separating leaf or pocket for visible card index systems
GB700547A Improved fastening device