For the Inventor, By the Inventor

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London, United Kingdom

Matburn (holdings) Limited

USPTO Granted Patents = 16

Forward Citations = 443

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10 inventors (with patents filed for the assignee):

Peter J Briggs (6 out of 10 patents)

Norman J Lee (5 out of 5 patents)

Steven Carpenter (4 out of 4 patents)

4. Patrick Hugh McLeod (2 out of 2 patents)

5. Kenneth J Brooks (1 out of 7 patents)

6. Michael Sansom (1 out of 1 patent)

7. John H Blackett (1 out of 1 patent)

8. Malcolm Charles Ockwell (1 out of 1 patent)

9. Gordon L Lawrence (1 out of 1 patent)

10. David C Bishop (1 out of 1 patent)

16 patents: Sort by Forward Citations

1. 4561439 - Thrombectomy catheter (1985-12-31),

2. 4486923 - Closure device for bags or pouches (1984-12-11),

3. 4479818 - Surgical drainage bags (1984-10-30),

4. 4427425 - Surgical drainage bags (1984-01-24),

5. 4408633 - Hydraulic control valve mechanism (1983-10-11),

6. 4387712 - Surgical collection bags (1983-06-14),

7. 4318406 - Colostomy or ileastomy applicance (1982-03-09),

8. 4263236 - Method for producing catheters (1981-04-21),

9. 4252120 - Colostomy seal (1981-02-24),

10. 4225126 - Surgical operation tables (1980-09-30),

11. 4225125 - Operation table (1980-09-30),

12. 4212454 - Operation table (1980-07-15),

13. 4122854 - Electrosurgical apparatus (1978-10-31),

14. 4120715 - Method of manufacturing a filter for use in venting colostomy or (1978-10-17),

15. 4019772 - Hospital trolleys (1977-04-26),

Matburn (Holdings) Limited is a diversified investment company with interests in various industries including technology, real estate, and retail. At Matburn, we prioritize long-term growth and sustainability for our investments, aiming to create value for all stakeholders involved. With a team of experienced professionals, we identify and capitalize on opportunities that have the potential for high returns and positive impact.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 16 2025

16 Patents

#190 in London

#1,100 in United Kingdom

#36,652 in the World

London, United Kingdom

Matburn (holdings) Limited

Forward Citations = 443

10 inventors:

Peter J Briggs (6 out of 10 patents)

Norman J Lee (5 out of 5 patents)

Steven Carpenter (4 out of 4 patents)

4. Patrick Hugh McLeod (2 out of 2 patents)

5. Kenneth J Brooks (1 out of 7 patents)

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