PATENT CLAIM ANALYSIS

Application Number: 15989403
Application Type: Utility
Filing Date: 2018-05
Publication Date: 2018-11
Patent Classification: ["438", "692000"]

Abstract:
The embodiments relate to a porous polyurethane polishing pad and a process for preparing a semiconductor device by using the same. The porous polyurethane polishing pad comprises a urethane-based prepolymer and a curing agent, and has a thickness of 1.5 to 2.5 mm, a number of pores whose average diameter is 10 to 60 μm, a specific gravity of 0.7 to 0.9 g/cm 3 , a surface hardness at 25° C. of 45 to 65 Shore D, a tensile strength of 15 to 25 N/mm 2 , an elongation of 80 to 250%, an AFM (atomic force microscope) elastic modulus of 101 to 250 MPa measured from a polishing surface in direct contact with an object to be polished to a predetermined depth wherein the predetermined depth is 1 to 10 μm.

Claim (Index 8):
The porous polyurethane polishing pad of  claim 6 , wherein the open pores have an average diameter of 10 to 30 \u03bcm and an average depth of 8 to 28 \u03bcm.

Metadata:
- Claim Count in Document: 11.0
- Percentile: 93.0
- Lexical Diversity: 1.57778
- Patent Class: 438.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['15989396', '13379588', '10931908', '12519339', '12586859']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.8827339080987461
- 35 USC 102 Novelty (BERT): 0.5256628115384512
- Combined Prediction Score: 0.8470267984427166
- Mean Citation Score: 240.121316
- Max Citation Score: 331.53015
- Similarity Product: 246.6260891229987

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

Dataset: test