PATENT CLAIM ANALYSIS

Application Number: 15960089
Application Type: Utility
Filing Date: 2018-04
Publication Date: 2018-08
Patent Classification: ["355", "053000"]

Abstract:
An immersion lithography apparatus is disclosed in which liquid is supplied to a space between a projection system and a substrate, and a plate structure is provided to divide the space into two parts. The plate structure has an aperture to allow transmission of the projection beam, has through holes in it to reduce the damping effect of the presence of the plate and optionally has one or more inlets and outlets to provide various flows around the aperture in the plate. An embodiment of the invention may reduce the transportation of contaminants, stray light, temperature gradients, and/or the effect of bubbles on the imaging quality.

Claim (Index 24):
The lithographic apparatus of  claim 23 , wherein an outlet of the flow channel surrounds the aperture.

Metadata:
- Claim Count in Document: 56.0
- Percentile: 91.0
- Lexical Diversity: 1.70149
- Patent Class: 355.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: False
- Related Applications: ['14473795', '13369982', '11167564', '12314075', '15184770']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7256999371835247
- 35 USC 102 Novelty (BERT): 0.5069865199911775
- Combined Prediction Score: 0.7038285954642899
- Mean Citation Score: 286.785302
- Max Citation Score: 306.18256
- Similarity Product: 230.66460852226265

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