PATENT CLAIM ANALYSIS

Application Number: 15914831
Application Type: Utility
Filing Date: 2018-03
Publication Date: 2018-09
Patent Classification: ["438", "694000"]

Abstract:
Methods for void-free material filling of fine recessed features have been disclosed in various embodiments. According to one embodiment, the method includes a) providing a substrate containing a recessed feature having an opening, a sidewall and a bottom, the sidewall including an area of retrograde profile relative to a direction extending from a top of the recessed feature to the bottom of the recessed feature, b) depositing an amount of a material in the recessed feature, the material having a greater thickness at the bottom than on the sidewall of the recessed feature, c) stopping the depositing in step b) before the recessed feature is fully filled with the material, d) etching a portion of the material from the recessed feature, and e) depositing an additional amount of the material to fully fill the recessed feature with the material without any voids in the recessed feature.

Claim (Index 13):
The method of  claim 11 , wherein the material includes SiO 2 , a metal oxide, a metal nitride, or a metal oxynitride.

Metadata:
- Claim Count in Document: 50.0
- Percentile: 90.0
- Lexical Diversity: 2.31429
- Patent Class: 438.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: False
- Related Applications: ['15484972', '12044191', '15895736', '11864566', '15273124']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.8512831420640203
- 35 USC 102 Novelty (BERT): 0.4979845474712184
- Combined Prediction Score: 0.8159532826047402
- Mean Citation Score: 207.927562
- Max Citation Score: 233.76494
- Similarity Product: 180.93563547905205

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