| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 15 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Air-conditioning | |
| #3 | Indexing scheme relating to hinges | |
| #4 | Wing fittings | |
| #5 | Finishing work on buildings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Purkis Charles Ian | 4 |
| #2 | Chambers Alan | 1 |
| #3 | Scott Paul Edward | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB9704745D0 | Canopy window:remote operation | |
| GB9611001D0 | Balustrade | |
| GB9607906D0 | Windows | |
| GB9605021D0 | Windows | |
| GB9603359D0 | Window frame | |
| GB9523876D0 | Cavity closer etc | |
| GB9724346D0 | A glazing unit | |
| GB9509260D0 | Improvements in door and window ventilation | |
| GB9426253D0 | Clips for glazing beads | |
| GB9423902D0 | Window etc | |
| GB9412396D0 | Window component |