Brad S. Veldkamp

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Allison Park, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Photochromic film laminate
- Patent number 12,360,401
- Issue date Jul 15, 2025
- Transitions Optical, Ltd.
- Brad S. Veldkamp
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method for preparing a coated article
- Patent number 12,319,862
- Issue date Jun 3, 2025
- Transitions Optical, Ltd.
- Meng He
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Curable photochromic compositions including an oxazoline functional...
- Patent number 12,247,168
- Issue date Mar 11, 2025
- Transitions Optical, Ltd.
- Ramaiahgari Reddy
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Photochromic composition with polyol and poly(anhydride)
- Patent number 12,163,045
- Issue date Dec 10, 2024
- Transitions Optical, Ltd.
- Ramaiahgari Reddy
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Method for Preparing a Coated Article
- Publication number 20230416609
- Publication date Dec 28, 2023
- Transitions Optical, Ltd.
- Meng He
- G02 - OPTICS
Information Patent Application
Curable Photochromic Compositions Including an Oxazoline Functional...
- Publication number 20230059569
- Publication date Feb 23, 2023
- Transitions Optical, Ltd.
- Ramaiahgari REDDY
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Curable Photochromic Polycarbodiimide Compositions
- Publication number 20230054095
- Publication date Feb 23, 2023
- Transitions Optical, Ltd.
- Ramaiahgari REDDY
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Photochromic Film Laminate
- Publication number 20220326548
- Publication date Oct 13, 2022
- Transitions Optical, Ltd.
- Brad S. Veldkamp
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Photochromic Composition with Polyol and Poly(anhydride)
- Publication number 20220325133
- Publication date Oct 13, 2022
- Transitions Optical, Ltd.
- Ramaiahgari Reddy
- G02 - OPTICS