Log in
Enquire now
‌

US Patent 11788450 TWC catalysts for gasoline engine exhaust gas treatments

Patent 11788450 was granted and assigned to Johnson Matthey on October, 2023 by the United States Patent and Trademark Office.

OverviewStructured DataIssuesContributors

Contents

Is a
Patent
Patent

Patent attributes

Patent Applicant
Johnson Matthey
Johnson Matthey
Current Assignee
Johnson Matthey
Johnson Matthey
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
11788450
Patent Inventor Names
Maria C. Vlachou
Paul Millington
Date of Patent
October 17, 2023
Patent Application Number
17451352
Date Filed
October 19, 2021
Patent Citations
‌
US Patent 7758834 Layered catalyst composite
‌
US Patent 7759283 Catalyst for purifying exhaust gas
‌
US Patent 7795172 Layered exhaust treatment catalyst
‌
US Patent 7846863 Exhaust gas purifying catalyst
‌
US Patent 7846865 Catalyst for purifying exhaust gas
‌
US Patent 7922988 Multilayered catalyst compositions
‌
US Patent 7998896 Exhaust gas purifying catalyst
‌
US Patent 8007750 Multilayered catalyst compositions
...
Patent Citations Received
‌
US Patent 12115520 Zoned catalysts for CNG engine exhaust gas treatments with improved ammonia emission control
0
Patent Primary Examiner
‌
Cam N. Nguyen
CPC Code
‌
B01J 21/10
‌
B01J 21/12
‌
B01J 23/002
‌
B01J 23/10
‌
B01J 23/42
‌
B01J 23/44
‌
B01J 23/464
‌
B01J 23/63
...
Patent abstract

A three-way catalyst article, and its use in an exhaust system for internal combustion engines, is disclosed. The catalyst article for treating exhaust gas comprising: a substrate comprising an inlet end and an outlet end with an axial length L; a first catalytic region comprising a first platinum group metal (PGM) component supported on a first PGM support material, wherein the first PGM component comprises rhodium (Rh) and platinum (Pt); and wherein Pt and Rh has a weight ratio of at least 1:10.

Timeline

No Timeline data yet.

Further Resources

Title
Author
Link
Type
Date
No Further Resources data yet.

References

Find more entities like US Patent 11788450 TWC catalysts for gasoline engine exhaust gas treatments

Use the Golden Query Tool to find similar entities by any field in the Knowledge Graph, including industry, location, and more.
Open Query Tool
Access by API
Golden Query Tool
Golden logo

Company

  • Home
  • Press & Media
  • Blog
  • Careers
  • WE'RE HIRING

Products

  • Knowledge Graph
  • Query Tool
  • Data Requests
  • Knowledge Storage
  • API
  • Pricing
  • Enterprise
  • ChatGPT Plugin

Legal

  • Terms of Service
  • Enterprise Terms of Service
  • Privacy Policy

Help

  • Help center
  • API Documentation
  • Contact Us
By using this site, you agree to our Terms of Service.