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W H SMITH & SON ALACRA LTD

Overview
  • Total Patents
    23
About

W H SMITH & SON ALACRA LTD has a total of 23 patent applications. Its first patent ever was published in 1956. It filed its patents most often in United Kingdom, Finland and United States. Its main competitors in its focus markets textiles and paper, machine tools and machines are L C SMITH & CORONA TYPEWRITERS, ELLIOTTFISHER COMPANY and STANDARD MANIFOLD CO.

Patent filings in countries

World map showing W H SMITH & SON ALACRA LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 21
#2 Finland 1
#3 United States 1

Patent filings per year

Chart showing W H SMITH & SON ALACRA LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Taperell Geoffrey Leslie 16
#2 Watts Jack 7
#3 Leslie Taperell Geoffrey 2
#4 Dyke Leslie Alexander 2
#5 Jack Watts 1
#6 Taylor Donald Ivor 1
#7 Scheiwe Henry Walter 1

Latest patents

Publication Filing date Title
US3028944A Web feeding mechanism for tabulating and like machines
GB883672A Improvements relating to the production of drawings for photographic or photo-mechanical reproduction
GB887324A Improvements in web feeding mechanisms for tabulating and like machines
GB886254A Improvements in manifolding machines
GB888015A Improvements relating to tabulating, typewriting and like recording machines
GB888016A Improvements relating to tabulating, typewriting and like recording machines
GB882249A Improvements in punching machines
GB883271A Improvements relating to guillotines
GB885688A Improvements in mechanisms for feeding record and duplicating materials in manifolding machines
GB879535A Improvements in or relating to addressing machines
GB885687A Improvements relating to typewriters and the like machines
GB848796A Improvements in stationery feeding mechanisms for typing machines
GB848794A Improvements in stationery guide means for typewriting machines
GB848795A Improvements in stationery feeding attachments for tabulating and like machines
GB848793A Improvements in manifolding machines
GB875141A Improvements in machines for manipulating webs
GB848797A Improvements in manifolding machines
GB803889A Improvements in or relating to stationery feed control mechanism for imprinting machines
GB850773A Improvements in stationery feeding devices
GB858502A A variable throw step-by-step strip feeding mechanism