BRICKHOUSE DUDLEY MFG has a total of 19 patent applications. Its first patent ever was published in 1981. It filed its patents most often in United Kingdom, EPO (European Patent Office) and France. Its main competitors in its focus markets civil engineering, environmental technology and materials and metallurgy are HELMS WILLIAM R, BEIJING ZHONGTAIYUNDA TECH DEVELOPMENT CO LTD and CHOE SEUNG SEON.
# | Country | Total Patents | |
---|---|---|---|
#1 | United Kingdom | 16 | |
#2 | EPO (European Patent Office) | 2 | |
#3 | France | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Environmental technology | |
#3 | Materials and metallurgy | |
#4 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Foundations and excavations | |
#2 | Sewers | |
#3 | Climate change adaptation technologies | |
#4 | Casting metal | |
#5 | Indexing scheme relating to hinges | |
#6 | Locks | |
#7 | Wing fittings | |
#8 | Venting or aerating devices |
# | Name | Total Patents |
---|---|---|
#1 | Elmer Anthony Charles | 6 |
#2 | Sains Dennis William | 5 |
#3 | Robins Ivan Lee | 3 |
#4 | Humphries Derek | 2 |
#5 | Robinson Gerald | 1 |
#6 | Watkins John James | 1 |
#7 | Bolton W L | 1 |
#8 | Milsom Lionel Townsend | 1 |
#9 | Thompson Keith Stanley | 1 |
Publication | Filing date | Title |
---|---|---|
GB8717773D0 | Key for a locking member | |
GB8630673D0 | Cover and frame assembly | |
GB8617696D0 | Manhole cover and frame assembly | |
GB8613413D0 | Lockable access cover | |
GB8608132D0 | Improvements in or relating to grating and frame assemblies | |
GB8329166D0 | Valve housing | |
GB8305920D0 | Road surface access covers and gratings | |
GB8305919D0 | Roadside gully boxes | |
GB8300241D0 | Manhole cover or grating and frame assemblies | |
GB2124683A | Manhole cover and frame assemblies | |
GB2103973A | A metal pouring vessel melt supply system | |
GB2096216A | Cover and frame assembly | |
GB2116611A | Manhole frame and cover assembly | |
EP0057097A1 | Improvements in or relating to cover and frame assemblies | |
GB2092649A | Manhole covers | |
GB2112434A | Manhole cover or grating and frame assemblies | |
GB2088446A | Manhole covers |