15 Utility Patents
#12 in Wirral
#3,883 in United Kingdom
#247,890 in the World
Forward Citations = 96
Company Filing History:


Pq Silicas UK Limited
4. 1 out of 1
Ertecee B.v.
5. 1 out of 15
Crosfield Limited
where one patent can have more than one assignee
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