Clive L. Sangster

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East Sussex, GB

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Patents Grantslast 30 patents

Information Patent Grant
Composite protective sheet material
- Patent number 11,345,113
- Issue date May 31, 2022
- Cerium Group Limited
- Clive L. Sangster
- B32 - LAYERED PRODUCTS
Information Patent Grant
Intermediate lens pad
- Patent number 6,942,550
- Issue date Sep 13, 2005
- Cerium Group Limited
- Clive L. Sangster
- B24 - GRINDING POLISHING
Information Patent Grant
Intermediate lens pad
- Patent number 6,926,597
- Issue date Aug 9, 2005
- Cerium Group Limited
- Clive L. Sangster
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
COMPOSITE PROTECTIVE SHEET MATERIAL
- Publication number 20180072015
- Publication date Mar 15, 2018
- Cerium Group Limited
- Clive L. SANGSTER
- B32 - LAYERED PRODUCTS
Information Patent Application
LENS SURFACING PAD
- Publication number 20130303059
- Publication date Nov 14, 2013
- Cerium Group Limited
- Clive Laurence SANGSTER
- B24 - GRINDING POLISHING
Information Patent Application
COMPOSITE PROTECTIVE SHEET MATERIAL
- Publication number 20130052427
- Publication date Feb 28, 2013
- Cerium Group Limited
- Clive L. SANGSTER
- B32 - LAYERED PRODUCTS
Information Patent Application
Intermediate lens pad
- Publication number 20040235400
- Publication date Nov 25, 2004
- Clive L. Sangster
- B24 - GRINDING POLISHING
Information Patent Application
Intermediate lens pad
- Publication number 20020025765
- Publication date Feb 28, 2002
- Clive L. Sangster
- B24 - GRINDING POLISHING