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CHARLES KNIGHT & COMPANY LTD

Overview
  • Total Patents
    12
About

CHARLES KNIGHT & COMPANY LTD has a total of 12 patent applications. Its first patent ever was published in 1912. It filed its patents most often in United Kingdom, United States and Germany. Its main competitors in its focus markets consumer goods are ERRICHIELLO D, GEORGE PETER WIGGINTON and MORLAND AND IMPEY LTD.

Patent filings in countries

World map showing CHARLES KNIGHT & COMPANY LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 7
#2 United States 3
#3 Germany 1
#4 France 1

Patent filings per year

Chart showing CHARLES KNIGHT & COMPANY LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Consumer goods

Focus technologies

# Technology
#1 Filing and indexing
#2 Books

Top inventors

# Name Total Patents
#1 Samuel King James 3
#2 King James Samuel 1

Latest patents

Publication Filing date Title
GB305805A Improvements in loose-leaf binders
GB201718A Improvements in loose leaf ledgers and the like
US1448450A Book with detachable leaves
GB190549A Improvements in loose leaf ledgers and the like
US1454288A Means for securing books in detachable covers
US1431404A Loose-leaf ledger and the like
GB170507A Improvements in loose leaf ledgers and the like
GB157689A Improved means for securing books in detachable covers
GB136738A Improved Means for Securing Books in Detachable Covers.
GB191202226A Improvements in Rate Books.
DE372460C Loose-leaf book