Lawrence M. Hopcia

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Alden, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Reconfigurable infant play yard
- Patent number 10,064,499
- Issue date Sep 4, 2018
- Mattel, Inc.
- Matthew Alan Szymanski
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
Reconfigurable Infant Play Yard
- Publication number 20160183698
- Publication date Jun 30, 2016
- Mattel, Inc.
- Matthew Alan Szymanski
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...