William Wrigley Jr. Company

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Anticaries confectioneries and oral health products
- Patent number 4,053,638
- Issue date Oct 11, 1977
- William Wrigley Jr. Company
- John H. Litchfield
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Anticaries confectionaries and oral health products
- Patent number 4,048,299
- Issue date Sep 13, 1977
- William Wrigley, Jr. Co.
- John H. Litchfield
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

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