THOMAS DE LA RUE COMPANY LIMITED, FORMERLY OF, DE LA RUE HOUSE

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5712731 Security device for security documents such as bank notes and credit cardsDec 12, 95Jan 27, 98[G02B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4645240 Numbered documentsExpiredApr 23, 85Feb 24, 87[G09F]

Top Inventors for This Owner

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