IP Library › Granted Patent US 6,800,781
Granted Patent Utility
US 6,800,781 · Confirmation No. 5739

PROCESS FOR QUENCHING A GASEOUS REACTION MIXTURE DURING THE GAS PHASE PHOSGENATION OF DIAMINES

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2003-09-25 SPEC Specification 7 View
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Quick Facts
Patent No.
US 6,800,781
App. No.
10/670,409
Filed
2003-09-25
Granted
2004-10-05
Pub. No.
US20040068137A1
Art Unit
1625
PTA
0 days