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 15):
A process according to any one of  claims 1  to  14 , characterized in that the formation of the compound of formula (VIII) in step e) is performed in the presence of a catalytic Lewis acid and a reductive reagent, wherein the catalytic Lewis acid is selected from InCl 3 , YCl 3 , ZnCl 2 , Zn(OAc) 2  and BF 3 .Et 2 O; particularly the Lewis acid is BF 3 .Et 2 O, wherein the amount of BF 3 -Et 2 O is 0.05-1.1 eq. of the compound of formula (VII), particularly 0.2 eq.

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): 0.7373677375821501
- 35 USC 102 Novelty (BERT): 0.4984135210747323
- Combined Prediction Score: 0.7134723159314084
- Mean Citation Score: 199.042348
- Max Citation Score: 201.40413
- Similarity Product: 134.61654964044752

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