Application

18136912 · PROCESS AND APPARATUS FOR PREPARING SULFUR TRIOXIDE FROM SULFUR DIOXIDE

Filed 2023-04-20 · Abandoned The official file ↗ · Art unit 1738 · Examiner Jordan W Taylor Typical · CPC C01B 17/765 · Messer Industries USA, Inc. · MESSER NORTH AMERICA, INC.

Office actions

first was Restriction requirement

RCEs

no appeal

To first action

28.7 mo

to disposition 38.6 mo

Statutes raised

102 103 112

1 actions read

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