Leonard Pellegrino

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San Diego, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Tile and grout cleaning pads and tools
- Patent number 11,406,241
- Issue date Aug 9, 2022
- Leonard Pellegrino
- A46 - BRUSHWARE
Information Patent Grant
Tile and grout cleaning pad
- Patent number 10,595,625
- Issue date Mar 24, 2020
- Leonard Anthony Pellegrino
- A46 - BRUSHWARE
Information Patent Grant
Tile and grout cleaning pads and tools
- Patent number 10,506,906
- Issue date Dec 17, 2019
- Leonard Pellegrino
- A46 - BRUSHWARE

Patents Applicationslast 30 patents

Information Patent Application
Tile and Grout Cleaning Pads and Tools
- Publication number 20240389823
- Publication date Nov 28, 2024
- Leonard Pellegrino
- A46 - BRUSHWARE
Information Patent Application
Tile and Grout Cleaning Pad
- Publication number 20200390227
- Publication date Dec 17, 2020
- Leonard Pellegrino
- A46 - BRUSHWARE
Information Patent Application
Tile and Grout Cleaning Pads and Tools
- Publication number 20200085272
- Publication date Mar 19, 2020
- Leonard Pellegrino
- A46 - BRUSHWARE
Information Patent Application
Tile and Grout Cleaning Pads and Tools
- Publication number 20170280961
- Publication date Oct 5, 2017
- Leonard Pellegrino
- A46 - BRUSHWARE
Information Patent Application
Tile and Grout Cleaning Pad
- Publication number 20130180068
- Publication date Jul 18, 2013
- LEONARD Anthony PELLEGRINO
- A46 - BRUSHWARE
Information Patent Application
Grout scrubbing apparatus
- Publication number 20040265036
- Publication date Dec 30, 2004
- Leonard Pellegrino
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...