IP Library › Patent Application 10148776
Patent Application Utility PCT National Stage
App. No. 10/148,776 · Confirmation No. 5109

METHOD FOR PRODUCING SULFONATED AROMATIC POLYMERS AND USE OF THE PROCESS PRODUCTS FOR PRODUCING MEMBRANES

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2004-05-19 REM Applicant Arguments/Remarks Made in an Amendment 4 View
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Quick Facts
App. No.
10/148,776
Filed
2003-01-13
Effective Filing
2002-06-04
Granted
2004-09-14
Pub. No.
US20030171532A1
Examiner
TRUONG, DUC
Art Unit
1711
PTA
0 days