PATENT CLAIM ANALYSIS

Application Number: 15871062
Application Type: Utility
Filing Date: 2018-01
Publication Date: 2018-10
Patent Classification: ["424", "009320"]

Abstract:
Provided is a nanophosphor having a core/double shell structure, the nanophosphor including a upconversion core including a Yb 3+ , Ho 3+ , and Ce 3+−  co-doped fluoride-based nanophosphor represented by Formula 1; a first shell surrounding at least a portion of the upconversion core, and comprising a Nd 3+  and Yb 3+  co-doped fluoride-based crystalline composition represented by Formula 2; and a second shell surrounding at least a portion of the first shell, and having paramagnetic properties represented by Formula 3.

Claim (Index 1):
A red light-emitting upconversion nanophosphor having a core/double shell structure, the red light-emitting upconversion nanophosphor comprising\n a upconversion core comprising a Yb 3+ , Ho 3+ , and Ce 3+  co-doped fluoride-based nanophosphor, the upconversion core represented by Formula 1; a first shell surrounding at least a portion of the upconversion core, and comprising a Nd 3+  and Yb 3+  co-doped fluoride-based crystalline composition represented by Formula 2; and a second shell surrounding at least a portion of the first shell, and having paramagnetic properties, represented by Formula 3:\n NaGd 1\u2212x\u2212y\u2212z\u2212w L w F 4 :Yb 3+ x ,Ho 3+ y ,Ce 3+ z \u2003\u2003[Formula 1] \n wherein, in Formula 1, x is a real number and satisfies the condition of 0\u2264x\u22640.5, y is a real number and satisfies the condition of 0<y\u22640.3, and z is a real number and satisfies the condition of 0\u2264z\u22640.5, and in this regard, x, y, and z satisfies the condition of 0<x+y+z\u22641, L is any one selected from Y, La, Tb, Dy, Er, Tm, Nd, Lu, and a combination thereof, and w is a real number and satisfies the conditions of 0\u2264w\u22641 and 0<x+y+z+w\u22641:\n NaY 1\u2212p\u2212q\u2212r M r F 4 :Nd 3+ p , Yb 3+ q \u2003\u2003[Formula 2] \n wherein, in Formula 2, p is a real number and satisfies the condition of 0<p\u22641, q is a real number and satisfies the condition of 0\u2264q\u22640.5, M is any one selected from first rare-earth elements and a combination thereof, the first rare-earth elements are selected from La, Ce, Gd, Pr, Sm, Eu, Tb, Dy, Er, and Lu, and r is a real number and satisfies the condition of 0\u2264r\u22641 and the condition of 0<p+q+r\u22641:\n NaGd 1\u2212s N s F 4 \u2003\u2003[Formula 3] \n wherein N in Formula 3 is any one selected from second rare-earth elements and a combination thereof, the second rare-earth elements are selected from Y, La, Ce, Nd, Pr, Sm, Eu, Tb, Dy, Ho, Yb, Er, and Lu, and s satisfies the condition of 0\u2264s\u22641.

Metadata:
- Claim Count in Document: 13.0
- Percentile: 86.0
- Lexical Diversity: 2.09524
- Patent Class: 424.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['13869453', '15364431', '14639385', '14250769', '12087414']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7781365853103551
- 35 USC 102 Novelty (BERT): 0.5850106406852693
- Combined Prediction Score: 0.7588239908478466
- Mean Citation Score: 427.187828
- Max Citation Score: 522.66394
- Similarity Product: 424.83074702348944

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