SLACK & PARR LTD has a total of 14 patent applications. Its first patent ever was published in 1926. It filed its patents most often in United Kingdom, United States and Germany. Its main competitors in its focus markets machines, chemical engineering and textiles and paper are PATTERSON FOUNDRY & MACHINE CO, HERFELD GMBH & CO KG DR and VERVANT LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United Kingdom | 8 | |
#2 | United States | 4 | |
#3 | Germany | 2 |
# | Industry | |
---|---|---|
#1 | Machines | |
#2 | Chemical engineering | |
#3 | Textiles and paper | |
#4 | Control | |
#5 | Organic fine chemistry | |
#6 | Engines, pumps and turbines | |
#7 | Machine tools |
# | Technology | |
---|---|---|
#1 | Fillers | |
#2 | Preparation of materials | |
#3 | Mixing | |
#4 | Manufacturing artificial filaments | |
#5 | Unspecified technologies | |
#6 | Rotary-pistons | |
#7 | Special acyclic compounds | |
#8 | Coin-freed | |
#9 | Shaping of plastics | |
#10 | Turning |
# | Name | Total Patents |
---|---|---|
#1 | Hoyle J | 2 |
#2 | Griffin T | 2 |
#3 | Edward Bryan William | 1 |
#4 | Barrington Tom F | 1 |
Publication | Filing date | Title |
---|---|---|
US3754734A | Coloration of hot melt polymers | |
US3754735A | Polymer coloration | |
GB1311162A | Means for feeding coloured hot melt polymer to the spinnerets of a spinning machine | |
US2542301A | Manufacture of filaments, films, or the like of artificial materials | |
GB631495A | Improvements in or relating to multiple spindle heads for drilling or like machines | |
GB621446A | Improvements in or relating to gear pumps | |
GB562622A | Improvements in machines for winding threads, filaments, films and the like | |
GB556890A | Improvements in gear pumps | |
GB365777A | Improvements in or relating to patterning mechanism for knitting machines | |
US1679021A | Petrol and other measured-quantity delivery pump | |
GB280355A | Improvements in or relating to coin-freed mechanism for petrol, oil and like pumps |