Application

15807092 · PROCESS FOR PREPARING POLYOXYMETHYLENE DIMETHYL ETHERS FROM FORMALDEHYDE AND METHANOL IN AQUEOUS SOLUTIONS

Filed 2017-11-08 · Granted · Patent 10377689 (2019-08-13) The official file ↗The patent and its PDF ↗ · Art unit 1622 · Examiner Rosalynd Ann Keys Typical · CPC C07C 41/56 · OME Technologies GmbH · BIRCH STEWART KOLASCH & BIRCH, LLP

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

7.1 mo

to disposition 21.1 mo

Statutes raised

102 103 112

2 actions read

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