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PATENT REGISTER
Status Lapsed Patent No. 0609927
Application No. 94200080.3 Date of Filing 14/01/1994
Date Grant Published 12/04/2000 Application Published 10/08/1994
Title of Invention Integrated optical polarization manipulating device
Priority
Priority Country Filing Date Application No.
 The Netherlands  02/02/1993  9300205
Inventor Van der Tol, Johannes Jacobus Gerardus Maria
Current Proprietor Koninklijke KPN N.V.
Stationsplein 7
9726 AE Groningen
THE NETHERLANDS
Address for service FRKelly
Waterways House
Grand Canal Quay
Dublin D02 PD39
IRELAND
Renewal Fees
Year Date Renewed
 11  31/12/2003
 10  20/12/2002
 9  18/12/2001
 8  13/12/2000
Publication Language English
Translation Received Date
23/05/2000 Address for Service recorded as F.R. KELLY & CO., 27 Clyde Road, Ballsbridge, DUBLIN 4, IE.
14/10/2005 Patent lapsed due to non-payment of Patent Renewal Fee in respect of year 12.