PATENT CLAIM ANALYSIS

Application Number: 15755993
Application Type: Utility
Filing Date: 2018-02
Publication Date: 2019-01
Patent Classification: ["514", "417000"]

Abstract:
The present invention, relates to solid state forms of N-[2-[(1S)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-2,3-dihydro-1,3-dioxo-1H-isoindol-4-yl]acetamide represented by the following structural formula-1 and process for their preparation. The present invention also relates to an improved process for the preparation of N-[2-[(1S)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-2,3-dihydro-1,3-dioxo-1H-isoindol-4-yl]acetamide compound of formula-1 and intermediates thereof.

Claim (Index 28):
A process for the preparation of crystalline form-B of N-[2-[(1S)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-2,3-dihydro-1,3-dioxo-1H-isoindol-4-yl]acetamide, comprising of;\n a) Dissolving the compound of formula-1 in dichloromethane, b) optionally filtering the solution, c) removing the solvent from the solution, d) adding methanol and ethyl acetate to the obtained compound, e) heating the reaction mixture, f) cooling the reaction mixture, g) filtering the solid and drying to provide: crystalline form-B of compound of formula-1.

Metadata:
- Claim Count in Document: 15.0
- Percentile: 88.0
- Lexical Diversity: 1.95238
- Patent Class: 514.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['15554602', '15754067', '15777427', '09807962', '14780018']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7848289379008937
- 35 USC 102 Novelty (BERT): 0.5269650422705277
- Combined Prediction Score: 0.7590425483378571
- Mean Citation Score: 319.03098
- Max Citation Score: 345.48657000000014
- Similarity Product: 236.0739449420644

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

Dataset: test