Storage & Containers · lapsed Aug 7, 2026
Container Having A Use Indicator
(57) Abstract
A product includes a container, and an indicator carried inside the container, and including an air-reactive material and a protective material on the air-reactive material, and having a first visible characteristic with the protective material, and a second visible characteristic when exposed to air without the protective material. A package including the product, and a method for making the package are also disclosed.
The write-up is for Pro members
Pro members get the plain-English description, what the claims covered, the materials and manufacturing route, a demand check with real listings and prices, and any related-patent warnings for every pick, every week.