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Wilkinson Sword Ltd

Wilkinson

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US3890109A	Razor blades having high purity Al{hd 2{b O{HD 3 {B coating	Expired / Lapsed	1973-04-06	1975-06-17	13	Details
US3881828A	Pens and nibs therefor	Expired / Lapsed	1973-07-12	1975-05-06	11	Details
US3774703A	Razor blades and methods of manufacture thereof	Expired / Lapsed	1971-04-14	1973-11-27	20	Details
US3480483A	Razor blades and methods of manufacture thereof	Expired / Lapsed	1966-05-04	1969-11-25	0	Details