Assignee
WIEGAND JOHN-MATTHIAS
0 granted patents·2 pending applications·0 citations·filing 2007–2008
Top patents by PatentIndex Score
2 records- 0137US2010113778A1Process for preparing o-chloromethylphenylglyoxylic esters, improved process for preparing (e)-2-(2-chloromethylphenyl)-2-alkoximinoacetic esters, and novel intermediates for their preparationWIEGAND JOHN-MATTHIAS·Filed 2008·Application pending·0 cites
- 0236US2009088584A1Process for preparing 3, 4-disubstituted phenylacetic acids and novel intermediatesWIEGAND JOHN-MATTHIAS·Filed 2007·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when WIEGAND JOHN-MATTHIAS files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →