PATENT CLAIM ANALYSIS

Application Number: 15903652
Application Type: Utility
Filing Date: 2018-02
Publication Date: 2018-09
Patent Classification: ["430", "296000"]

Abstract:
The present invention provides a sulfonium salt capable of providing a resist composition having few defects in photolithography where a high energy beam is used as a light source, and excellent in lithography performance by controlling acid diffusion. The present invention was accomplished by a sulfonium salt including an anion and a cation, the cation having a partial structure represented by the following general formula (1), except for a sulfonium salt having a cation represented by the following general formula (1′),

Claim (Index 21):
The patterning process according to  claim 20 , wherein the developer comprises one or more of organic solvents selected from the group consisting of 2-octanone, 2-nonanone, 2-heptanone, 3-heptanone, 4-heptanone, 2-hexanone, 3-hexanone, disobutyl ketone, methyl cyclohexanone, acetophenone, methylacetophenone, propyl acetate, butyl acetate, isobutyl acetate, amyl acetate, butenyl acetate, isoamyl acetate, propyl formate, butyl formate, isobutyl formate, amyl formate, isoamyl formate, methyl valerate, methyl pentenoate, methyl crotonate, ethyl crotonate, methyl propionate, ethyl propionate, ethyl 3-ethoxy propionate, methyl lactate, ethyl lactate, propyl lactate, butyl lactate, isobuthyl lactate, amyl lactate, isoamyl lactate, methyl 2-hydroxyisobutyrate, ethyl 2-hydroxyisobutyrate, methyl benzoate, ethyl benzoate, phenyl acetate, benzyl acetate, methyl phenylacetate, benzyl formate, phenylethyl formate, methyl 3-phenylpropionate, benzyl propionate, ethyl phenylacetate, and 2-phenylethyl acetate.

Metadata:
- Claim Count in Document: 57.0
- Percentile: 88.0
- Lexical Diversity: 1.63636
- Patent Class: 430.0
- Transitional Phrase Type: closed
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['15163553', '15703037', '13768377', '14829832', '15195395']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.8463279501242069
- 35 USC 102 Novelty (BERT): 0.5219191298987416
- Combined Prediction Score: 0.8138870681016603
- Mean Citation Score: 357.063078
- Max Citation Score: 361.43915
- Similarity Product: 309.9081172973335

Labels:
- Claim Label 101: 1
- Claim Label 102: 0
- Claim Label 103: 1
- Claim Label 112: 1
- Combined Label: 0
- Label 101 Adjusted: 1

Dataset: test