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CRABTREE & SONS LTD R

Overview
  • Total Patents
    150
About

CRABTREE & SONS LTD R has a total of 150 patent applications. Its first patent ever was published in 1920. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets textiles and paper, packaging and shipping and consumer goods are BRASA U, CERUTTI SPA OFF MEC and LEONHARD MUNDSCHENK.

Patent filings in countries

World map showing CRABTREE & SONS LTD Rs patent filings in countries
# Country Total Patents
#1 United Kingdom 77
#2 France 27
#3 United States 19
#4 Germany 16
#5 Denmark 4
#6 Ireland 2
#7 Switzerland 1
#8 Spain 1
#9 Finland 1
#10 Norway 1
#11 Sweden 1

Patent filings per year

Chart showing CRABTREE & SONS LTD Rs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stevenson Derek Anthony 10
#2 Battey Alfred Pierssene 7
#3 Turrall George 5
#4 Taylor Harold Maitland 5
#5 Murrell John Thomas 5
#6 Phythian Thomas Ewart 3
#7 Willis Claude Edward Frederick 3
#8 Frederick Willis Claude Edward 3
#9 Wilton Smith Edgar 3
#10 Stevenson Derek A 3

Latest patents

Publication Filing date Title
IE32929L Improvements in or relating to printing machines
DE1761163A1 Pressure plate mounting
GB1119142A Offset printing press
GB1096023A Printing machines
GB982611A Improvements in web renewing mechanism
US3083643A Clamping mechanism for the plates of printing machines
GB930187A Improvements in clamping mechanism for the plates of printing machines
DE1177649B Adjusting device for the front lays on the feed table of sheet printing or similar machines
US3071372A Sheet register mechanism
GB989777A A new or improved sheet metal grading machine
GB978414A A new or improved grading machine for metal sheets
US3006568A Adhesive tab
GB957861A Improvements in sheet register mechanism
DE1122552B Gripper device for sheet processing printing machines
US3007408A Sheet gripper mechanism
GB950180A An improved clamping mechanism for printing plates
GB918915A Sheet gripper mechanism
GB924135A An improved sheet transfer mechanism
GB875915A Improvements in wire-feed mechanism for stapling machines
ES229813A1 A feeding mechanism for a band (Machine-translation by Google Translate, not legally binding)