Andrew H. Chung Attorney
Senior Patent Counsel at Evonik Industries AG
Piscataway, US
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Practice Areas: Patent Prosecution
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PatentsSubscription-Only
25
Patents (All Time)
25
Patents (Past 5 Years)
N/A
Applications (Past 5 Years)
Patents Counts by Examiners
Patents Distribution by IPC
Patents Counts by Companies
Office Actions/Extensions by Year
Issued/Abandoned by Year
Percentage of Foreign Originated Patents by Year
Patents Prosecuted
| Application number | Title of the patent | IPC | Filing Date | Decision Date |
|---|---|---|---|---|
| 16735794 | Mono-alkylated diamines for epoxy formulations: novel curing agents for epoxy systems | C08G, C08L | Jan 6, 2020 | Oct 17, 2022 |
| 62933024 | PHENALKAMINE EPOXY CURING AGENTS FROM METHYLENE BRIDGED POLY(CYCLOHEXYL-AROMATIC) AMINES AND EPOXY RESIN COMPOSITIONS CONTAINING THE SAME | Nov 7, 2019 | ||
| 16567292 | Low emissions polyurethane foam made with isocyanate reactive amine catalysts | C07C, C08G, C08J | Sep 10, 2019 | Aug 30, 2021 |
| 17045796 | PROCESS FOR PRODUCING PHENALKAMINES | C07C, C08G | Apr 8, 2019 | Apr 21, 2022 |
| 16977859 | Cardanol blocked isocyanate adhesion promotor for PVC plastisol | C08L | Mar 5, 2019 | Jun 20, 2022 |
| 16207784 | Polyurethane foam production process, pre-mix, formulation, and product | C08G, C08J | Dec 2, 2018 | Oct 26, 2020 |
| 16160225 | Reactive amine catalysts for polyurethane applications | C07C, C08J, C08G | Oct 14, 2018 | Dec 27, 2021 |
| 16135809 | Delayed action gelling catalyst compositions and methods for making polyurethane polymers | C08J, C08G | Sep 18, 2018 | Apr 26, 2021 |
| 16129216 | Mixed metal catalyst compositions and methods for making polyurethane foam | C08L, C08J, C08G | Sep 11, 2018 | Jun 28, 2021 |
| 16007441 | Polyester polyol-containing polyurethane systems having improved hydrolytic stability | C08G | Jun 12, 2018 | Oct 21, 2019 |
| 15882371 | N,N,N'-Trimethyl-Bis-(Aminoethyl) Ether and its Derivatives as Catalysts for Polyurethanes | C08G, B01J | Jan 28, 2018 | Apr 9, 2021 |
| 16470510 | Polyamides and amidoamines derived from hydroxyalkylpolyamines: epoxy curing agents with improved properties | C07C, C08G | Dec 14, 2017 | Dec 19, 2022 |
| 16470510 | Polyamides and amidoamines derived from hydroxyalkylpolyamines: epoxy curing agents with improved properties | C08G, C07C | Dec 14, 2017 | Dec 19, 2022 |
| 15841503 | APCHA as a building block in curing agent formulations for structural adhesives | C09J, C08G, F03D | Dec 13, 2017 | Apr 8, 2019 |
| 16468497 | Low temperature anhydride epoxy cured systems | C09D, C08L, C09J, C08J, C08G | Dec 11, 2017 | Mar 28, 2022 |
| 16344653 | EMULSIFIERS FOR POLYURETHANE BASED FOAM | C08G | Nov 9, 2017 | Aug 6, 2022 |
| 16761950 | Benzylated triaminononane and uses thereof | C07C, C08G | Nov 8, 2017 | Nov 21, 2022 |
| 62563815 | MIXED METAL CATALYST COMPOSITIONS AND METHODS FOR MAKING POLYURETHANE FOAM | Sep 26, 2017 | ||
| 15702248 | Processes, products, and compositions having tetraalkylguanidine salt of aromatic carboxylic acid | C07C, C08G | Sep 11, 2017 | Nov 4, 2019 |
| 16324147 | Amine alkenyl substituted succinimide reaction product fuel additives, compositions, and methods | C10M, C10N, C08F, C10L, C08C | Aug 24, 2017 | Jan 25, 2021 |