PATENT CLAIM ANALYSIS

Application Number: 15890181
Application Type: Utility
Filing Date: 2018-02
Publication Date: 2018-06
Patent Classification: ["536", "017900"]

Abstract:
The invention comprises a new process for the preparation of GalNAc derivatives of the formula I wherein n is an integer between 0 and 10 and its salts, corresponding enantiomers and/or optical isomers thereof. The GalNAc acid derivative of formula I can be used for the preparation of therapeutically valuable GalNAc oligonucleotide conjugates.

Claim (Index 25):
Process of  claim 18 , wherein the formation of the alcohol ester of formula XXI comprises\n a3) the diazotization of an 2-amino acetate of formula XXV wherein R 5  is as above and X is a halogen atom with a nitrite salt to form the 2-diazo compound of formula XXVI wherein R 5  is as above; and b3) the transformation of the 2-diazo compound of formula XXVI with the diol of formula XX.

Metadata:
- Claim Count in Document: 13.0
- Percentile: 88.0
- Lexical Diversity: 1.33333
- Patent Class: 536.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['10542176', '15534676', '13810062', '14354478', '12341281']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.6314852614238263
- 35 USC 102 Novelty (BERT): 0.50154145158352
- Combined Prediction Score: 0.6184908804397957
- Mean Citation Score: 249.75634800000003
- Max Citation Score: 267.39838
- Similarity Product: 193.36558825981496

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

Dataset: test