PATENT CLAIM ANALYSIS

Application Number: 15999701
Application Type: Utility
Filing Date: 2018-08
Publication Date: 2019-01
Patent Classification: ["544", "280000"]

Abstract:
The present invention relates to a process for synthesizing a compound of formula (I), R 1  is phenyl, which is unsubstituted or substituted with one, two or three substituents independently selected from halogen and C 1-6 alkyl; R 2  is C 1-6 alkyl; R 3  is —C x H 2x —; x is 1, 2, 3, 4, 5, 6 or 7; or pharmaceutically acceptable salt or diastereomer thereof, which is useful for prophylaxis and treatment of a viral disease in a patient relating to hepatitis B infection or a disease caused by hepatitis B infection.

Claim (Index 24):
A process according to any one of  claim 22  or  23 , characterized in that the compound of formula (I) is recrystallized in step 1) in an organic solvent, wherein the organic solvent is selected from IPA, ethanol, EtOAc, IPAc, butyl acetate, toluene, MIBK, mixed solvent of acetone and water, mixed solvent of IPA and water, and mixed solvent of ethanol and water; particularly the solvent is mixed solvent of ethanol and water.

Metadata:
- Claim Count in Document: 62.0
- Percentile: 96.0
- Lexical Diversity: 1.63235
- Patent Class: 544.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['13541504', '12086184', '12214995', '12711312', '15532788']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7406889999822966
- 35 USC 102 Novelty (BERT): 0.4812272395252516
- Combined Prediction Score: 0.7147428239365922
- Mean Citation Score: 199.042348
- Max Citation Score: 201.40413
- Similarity Product: 160.7600705597967

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

Dataset: test