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Mengyao ZHENG
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Bensheim, DE
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last 30 patents
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Patent Grant
Hot melt extrusion composition using direct compressible excipient...
Patent number
11,510,986
Issue date
Nov 29, 2022
Merck Patent GmbH
Dieter Lubda
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Particle size and distribution of polymer for melt extrusion applic...
Patent number
11,246,935
Issue date
Feb 15, 2022
Merck Patent GmbH
Dieter Lubda
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Grant
Use of an amino sugar as plasticizer
Patent number
11,045,550
Issue date
Jun 29, 2021
Merck Patent GmbH
Dieter Lubda
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
HOT MELT EXTRUSION COMPOSITION USING DIRECT COMPRESSIBLE EXCIPIENT...
Publication number
20200254098
Publication date
Aug 13, 2020
Merck Patent GmbH
Dieter LUBDA
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ANTI-ALCOHOL-INDUCED DOSE DUMPING TABLET BASED ON POLYVINYL ALCOHOL
Publication number
20190298655
Publication date
Oct 3, 2019
Merck Patent GmbH
Mengyao ZHENG
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
INSTANT RELEASE CAPSULE BASED ON HOT MELT EXTRUDED POLYVINYL ALCOHOL
Publication number
20190290590
Publication date
Sep 26, 2019
Merck Patent GmbH
Mengyao ZHENG
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
CONTROLLED RELEASE TABLET BASED ON POLYVINYL ALCOHOL AND ITS MANUFA...
Publication number
20190274961
Publication date
Sep 12, 2019
Merck Patent GmbH
Mengyao ZHENG
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
USE OF AN AMINO SUGAR AS PLASTICIZER
Publication number
20190134200
Publication date
May 9, 2019
Merck Patent GmbH
Dieter LUBDA
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PARTICLE SIZE AND DISTRIBUTION OF POLYMER FOR MELT EXTRUSION APPLIC...
Publication number
20190111138
Publication date
Apr 18, 2019
Merck Patent GmbH
Dieter LUBDA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...