- CREATIVE PATENT LIMITEDActive - Proposal to Strike off- 03367379 - Incorporated on 8 May 1997 
- PATENT PROPERTIES LIMITEDregistered- OE009824 - Incorporated on 23 December 2022 
- PATENT NINJA LIMITED- 15262017 - Incorporated on 6 November 2023 
- A.E. PATENTS LIMITEDDissolved- SC159767 - Dissolved on 9 April 2010 
- S.S.S. PATENTS LIMITED- 00391222 - Incorporated on 17 November 1944 
- F.X.K. PATENTS LIMITEDDisolved- 01689024 - Dissolved on 20 February 2024 
- OPTIMUS PATENTS LIMITED- 05803395 - Incorporated on 3 May 2006 
- PATENTIZE LTDDissolved- 07266201 - Dissolved on 7 January 2014 
- ROLAMAT PATENT LIMITED- 02635353 - Incorporated on 6 August 1991 
- QED INTELLECTUAL PROPERTY LIMITEDDisolved- 00403229 - Dissolved on 19 September 2023 
- CTS PATENTS LIMITED- 00249130 - Incorporated on 28 June 1930 
- PB PATENTS LIMITED- 08503730 - Incorporated on 25 April 2013 
- WCP-WHITE CLIFF PROPERTIES LIMITEDDissolved- 03443923 - Dissolved on 9 June 2015 
- SB I.P. & PATENTS LTD LTDDisolved- 13302630 - Dissolved on 28 March 2023 
- PRITCHARD PATENT PRODUCT COMPANY (2001) LIMITED- 04207727 - Incorporated on 27 April 2001 
- PATENT OUTSOURCING LIMITED- 04122633 - Incorporated on 11 December 2000 
- PATENT FILTRATION LIMITEDDissolved- 00989608 - Dissolved on 21 August 2010 
- PATENT COORDINATION LIMITED- 16571459 - Incorporated on 9 July 2025 
- PATENTLY LIMITED- 11092693 - Incorporated on 1 December 2017 
- DIRECTORY OF THE INTERNET LIMITEDDissolved- 03967892 - Dissolved on 17 May 2011