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SUBTERRA LTD

Overview
  • Total Patents
    24
About

SUBTERRA LTD has a total of 24 patent applications. Its first patent ever was published in 1986. It filed its patents most often in United Kingdom, EPO (European Patent Office) and United States. Its main competitors in its focus markets machines, mechanical elements and macromolecular chemistry and polymers are MAY EDUARDO FELIPE, LUNDBERGS FAB AB N and VICTAULIC PLC.

Patent filings per year

Chart showing SUBTERRA LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lippiatt Raymond 7
#2 Weaver Raymond 5
#3 Hosgood Henry David 3
#4 Glenister Richard Henry 1
#5 Kirby Dennis Roland 1

Latest patents

Publication Filing date Title
GB9922699D0 Apparatus for curing an ultraviolet light curable repair material
WO9727235A1 Polyol compositions for polyurethanes
CA2219461A1 Apparatus and methods for reducing plastics pipes
GB9602546D0 Pipe liners and pipe lining
GB9510279D0 Apparatus and methods for reducing plastics pipes
EP0514142A2 Apparatus for and method of deforming a pipe
GB9110703D0 Apparatus and methods of producing a deformed pipe
GB9007719D0 Lining conduits
GB8900063D0 Lining pipes
GB8827874D0 Liquid conduit
GB8809117D0 Liquid conduit diversion assembly
GB8623679D0 Improvements in and relating to joining pipes