PORVAIR LTD has a total of 199 patent applications. Its first patent ever was published in 1964. It filed its patents most often in United Kingdom, Germany and Canada. Its main competitors in its focus markets machines, consumer goods and surface technology and coating are HERBERT LINDEMANN, FOAM CUTTING ENG and SPONCEL LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United Kingdom | 42 | |
#2 | Germany | 21 | |
#3 | Canada | 20 | |
#4 | United States | 19 | |
#5 | France | 12 | |
#6 | South Africa | 10 | |
#7 | Ireland | 9 | |
#8 | Denmark | 8 | |
#9 | Belgium | 7 | |
#10 | Switzerland | 7 | |
#11 | Netherlands | 7 | |
#12 | Australia | 6 | |
#13 | Sweden | 6 | |
#14 | Spain | 5 | |
#15 | Italy | 5 | |
#16 | USSR (Union of Socialist Soviet Republics) | 4 | |
#17 | Argentina | 2 | |
#18 | Brazil | 2 | |
#19 | Israel | 2 | |
#20 | Austria | 1 | |
#21 | Czechoslovakia | 1 | |
#22 | Japan | 1 | |
#23 | Poland | 1 | |
#24 | Romania | 1 |
# | Industry | |
---|---|---|
#1 | Machines | |
#2 | Consumer goods | |
#3 | Surface technology and coating | |
#4 | Chemical engineering |
# | Technology | |
---|---|---|
#1 | Compounding processes | |
#2 | Shaping of plastics | |
#3 | Unspecified technologies | |
#4 | Linoleum | |
#5 | Unspecified technologies | |
#6 | Footwear features | |
#7 | Producing goods from plastic | |
#8 | Layered products | |
#9 | Separation | |
#10 | Certain plastics |
# | Name | Total Patents |
---|---|---|
#1 | Warwicker Eric Albert | 18 |
#2 | Cunningham Victor Ralph | 11 |
#3 | Price David | 11 |
#4 | Cunningham V | 7 |
#5 | Hull Graham Rodney | 7 |
#6 | Boutle David L | 6 |
#7 | Cunningham Victor R | 6 |
#8 | Victor Ralph Cunningham | 5 |
#9 | Boutle David Leonard | 5 |
#10 | Hathorn G | 5 |
Publication | Filing date | Title |
---|---|---|
GB9523069D0 | Printing blankets | |
GB9518846D0 | Moulds | |
GB9022311D0 | Porous plastics materials | |
GB9022312D0 | Porous plastics materials | |
GB8802876D0 | Improvements in clothing | |
GB8802933D0 | Porelle/stretchable fabric composite & socks therefrom | |
GB8525867D0 | Gloves | |
GB8525868D0 | Gloves | |
GB8525866D0 | Gloves | |
GB8525869D0 | Gloves | |
GB8525870D0 | Gloves | |
GB8426543D0 | Moulds | |
GB2114585A | Leather-like materials | |
GB2107644A | Laminated products | |
GB2089288A | Printing blankets | |
GB2060481A | Jointing Techniques | |
GB2031901A | Microporous materials | |
ES474221A1 | Prodn. of micro-porous material for battery separators - with high porosity and permeability, from rigid PVC | |
DE2746815A1 | Microporous unplasticised PVC prepn. used esp. as battery separator - by removing filler from coagulated PVC | |
ES463319A1 | Procedure for obtaining a microporous material for battery separators. (Machine-translation by Google Translate, not legally binding) |