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SPS AFOS GROUP LTD

Overview
  • Total Patents
    29
About

SPS AFOS GROUP LTD has a total of 29 patent applications. Its first patent ever was published in 1999. It filed its patents most often in United Kingdom, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering are KLAMATH FALLS INC, WEAVER & HURT LTD and RADFORD STEVEN R.

Patent filings in countries

World map showing SPS AFOS GROUP LTDs patent filings in countries

Patent filings per year

Chart showing SPS AFOS GROUP LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

# Technology
#1 Earth drilling

Top inventors

# Name Total Patents
#1 Howlett Paul David 9
#2 Telfer George 9
#3 Howlett Paul 7
#4 Carmichael Mark 5

Latest patents

Publication Filing date Title
GB0211601D0 Improved packer
GB0210286D0 Selectively operational cleaning tool
GB0208673D0 Control sub
GB0207851D0 Stabiliser jetting and circulating tool
GB0207563D0 Junk removal tool
GB0203386D0 Wellhead seal unit
GB0201106D0 Disengageable downhole tool
GB0126550D0 Safety mechanism for weight-set downhole tool
AU1071502A Combined milling and scraping tool
GB0125306D0 Disengagable burr mill
GB0108853D0 Downhole weight bearing apparatus and method
GB0106378D0 Apparatus and method for running downhole liners
GB0102485D0 Downhole Tool
GB0025302D0 Downhole fluid sampler
GB0214063D0 Well clean-up tool with improved cleaning member
US6250387B1 Apparatus for catching debris in a well-bore