with carboxyl groups bound to condensed ring systems

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Patents Grantslast 30 patents

Information Patent Grant
Hardmask composition, method of forming pattern by using the hardma...
- Patent number 10,685,844
- Issue date Jun 16, 2020
- Samsung Electronics Co., Ltd.
- Sangwon Kim
- B82 - NANO-TECHNOLOGY
Information Patent Grant
3539619
- Patent number 3,539,619
- Issue date Nov 10, 1970
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1836123
- Patent number 1,836,123
- Issue date Dec 15, 1931
- C07 - ORGANIC CHEMISTRY