| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 31 | |
| #2 | Germany | 5 | |
| #3 | France | 4 | |
| #4 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Civil engineering | |
| #3 | Machines | |
| #4 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Venting or aerating devices | |
| #3 | Clutches and brakes | |
| #4 | Shaping of plastics | |
| #5 | Roof coverings | |
| #6 | Domestic plumbing installations | |
| #7 | Sewers | |
| #8 | Containers for goods storage |
| # | Name | Total Patents |
|---|---|---|
| #1 | Williamson Norman | 4 |
| #2 | Brown Harry | 2 |
| #3 | Staniforth Frederick Arthur | 1 |
| #4 | Jones Alan Phillip | 1 |
| #5 | Kenworthy David Michael Anthon | 1 |
| #6 | Norman Williamson | 1 |
| #7 | Wood Raymond | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB8427951D0 | Pipe joints | |
| GB8417239D0 | Adjustable pipe bend | |
| GB8321213D0 | Pipe joints | |
| GB2095780A | Compression joints | |
| GB2089394A | Attachment brackets for plastics rainwater guttering | |
| GB2080466A | Compression joints | |
| GB2072292A | Compression joints | |
| GB2072233A | Gutter bracket cimprising sealing strips | |
| GB2066917A | Compression joints | |
| GB2066872A | Rainwater gutter attachment bracket | |
| GB2077800A | Rainwater gutter attachment bracket | |
| GB2051994A | Pipe joint | |
| GB2066913A | Compression joints | |
| GB2047832A | Compression joints | |
| GB2040408A | Rotary plug valve | |
| GB1595497A | Access points for drainage and sewerage pipes | |
| GB1597525A | Pipe joints | |
| GB1575006A | Moulding of an article with a grooved bore | |
| GB1549789A | Water taps | |
| GB1549311A | Water taps |