PROCESS FOR CRYSTALLIZATION OF POLYETHYLENE NAPHTHALATE | ||||
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Application No.EP90630150 |
Publication No.EP0419400 |
ApplicantShell Internationale Research Maatschappij B.V. |
IPC |
Status | Application No. |
Publication No. |
Proprietor | Invalidation date |
Not in force since |
Renewal fees last paid |
Record last updated |
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Designated contracting states | BE DE ES FR GB IT NL |