| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 3 | |
| #2 | Australia | 2 | |
| #3 | Canada | 2 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | France | 2 | |
| #6 | Netherlands | 2 | |
| #7 | Sweden | 2 | |
| #8 | United States | 2 | |
| #9 | China | 1 | |
| #10 | Germany | 1 | |
| #11 | Hong Kong | 1 | |
| #12 | Italy | 1 | |
| #13 | Japan | 1 | |
| #14 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Furniture and games | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Vehicle wheels | |
| #2 | Unspecified technologies | |
| #3 | Hand carts | |
| #4 | Furniture for children | |
| #5 | Chairs and beds |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sparkes Curtis A | 4 |
| #2 | Sparkes Curtis Albert | 3 |
| #3 | Sparkes C A | 2 |
| #4 | Sparkes Albert Curtis | 1 |
| #5 | Sparkes Of Stanway C A | 1 |
| #6 | Albert Sparkes Curtis | 1 |
| #7 | Sparkes C | 1 |
| #8 | Kaateisu Arubaato Supaakusu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU7593891A | Baby bouncer | |
| GB2044086A | Improvements in or relating to seating arrangements | |
| GB2004509A | Wheel support arrangement | |
| ZA7805309B | Improvements in or relating to wheel support arrangements | |
| GB1469770A | Folding chairs |