PATENT CLAIM ANALYSIS

Application Number: 16412736
Application Type: Utility
Filing Date: 2019-05
Publication Date: 2019-08
Patent Classification: ["525", "331500"]

Abstract:
A plasticized PVC formulation for foam extrusion including polyvinyl chloride, at least one plasticizer, at least one nucleating agent and a chemical blowing agent, wherein the plasticized PVC formulation is a dry blend containing 0.5 to 5% by weight of one or more nucleating agents and 0.1 to 3% by weight of the chemical blowing agent, wherein the blowing agent is sodium bicarbonate and the nucleating agent is talcum, and a foam extrusion method using said formulation. The extruded plasticized PVC foam is particularly suitable for rock shield pads used for pipeline protection. The foams are lightweight and require less consumption of materials with comparable properties to corresponding solid articles.

Claim (Index 17):
The method according to  claim 16 , wherein the die includes a perforated plate with a plurality of orifice nozzles, and a single one of the plurality of extruded foamed strands is extruded through each of the plurality of orifice nozzles.

Metadata:
- Claim Count in Document: 32.0
- Percentile: 100.0
- Lexical Diversity: 1.73913
- Patent Class: 525.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['15516500', '10822937', '12283934', '13340054', '12263264']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7862769616527322
- 35 USC 102 Novelty (BERT): 0.5307427666453138
- Combined Prediction Score: 0.7607235421519903
- Mean Citation Score: 226.080482
- Max Citation Score: 406.92053
- Similarity Product: 275.7642637760001

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