PATENT CLAIM ANALYSIS

Application Number: 15575778
Application Type: Utility
Filing Date: 2018-09
Publication Date: 2018-10
Patent Classification: ["544", "293000"]

Abstract:
The present invention relates to an improved process for the preparation of N-[4-[(3-chloro-4-fluorophenyl)amino]-7-[[(3S)-tetrahydro-3-furanyl]oxy]-6-quinazolinyl]-4-(dimethyl amino)-(2E)-2-butenamide (2Z)-2-butenedioate (1:2) represented by the following structural formula:

Claim (Index 13):
A novel crystalline form-N of 4-[(3-chloro-4-fluorophenyl)amino]-6-amino-7-((S)-tetrahydrofuran-3-yloxy)-quinazoline dihydrochloride compound of formula-8a is characterized by its powder X-ray diffraction pattern having peaks at 5.4, 6.9, 9.2, 10.4, 10.9, 12.0, 13.9, 14.6, 15.7, 16.5, 18.4, 19.1, 20.3, 20.5, 20.9, 21.8, 22.2, 23.1, 23.8, 25.0, 25.5, 26.1, 26.3, 27.0, 27.3, 27.9, 28.7, 29.8, 31.3, 31.6, 32.8 and 35.0\u00b10.2 degrees of 2-theta as shown in figure-11.

Metadata:
- Claim Count in Document: 59.0
- Percentile: 97.0
- Lexical Diversity: 1.46154
- Patent Class: 544.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['15516382', '15565996', '15553843', '13138429', '11997719']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.5556757990484298
- 35 USC 102 Novelty (BERT): 0.5262897927265562
- Combined Prediction Score: 0.5527371984162425
- Mean Citation Score: 289.474582
- Max Citation Score: 317.6971
- Similarity Product: 239.3997953632236

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